Girish Akolkar

GIRISH AKOLKAR

9870988888

Scientific Way of Finding the Solutions by Decoding the Nature Intelligence

Data Analytics 10
_X_ - used to indicate the word “by”
⌀ - diameter
AC - across corners
AF - across flats
AFF - above finished floor
AISI - American Iron and Steel Institute
Al or AL – aluminium
ALY – alloy
AMER – American
AMS - Aerospace Material Standards
AN- - Army-Navy
ANN – anneal/ annealed
ANSI - American National Standards Institute
APPROX – approximately
AQL - acceptable quality level
AR - as required
AS - Aerospace Standards/ Australian Standards
AS APS APV AV APSL AVL - approved product supplier/ approved vendor/ approved-product-supplier list/ approved-vendor list
ASA - American Standards Association
ASME - American Society of Mechanical Engineers
ASSY or ASY – assembly
ASTM - Formerly the American Society for Testing and Materials; now ASTM International
AVG – average
AWG - American Wire Gauge
BASIC - basic dimension
BC or B.C. - bolt circle
BHCS - button head cap screw
BHN - Brinell hardness number
BoM or BOM - bill of materials
BP / B/P – blueprint
BRZ – bronze
BSC - basic dimension
C/T - Correlation / Tracking
CAD - computer-aided design/ computer-aided drafting/ cadmium [plating]
CAGE - Commercial and Government Entity [code]
CBN - cubic boron nitride
C'BORE or CBORE or   - counterbore
C-C or C-TO-C - centre-to-centre/ on centres
CDA - current design activity
CERT or cert – certification
CG - centerless ground/ centerless grinding/ Center mark
CH – chamfer
CHAM – chamfer
CI - cast iron
CL or ℄ - center line/ class
CNC - computer numerical control
CR - controlled radius
CRES - corrosion-resistant [steel]
CRS - cold rolled steel/ on centres
CSK or CSINK or   - countersink
CTN/ ctn – carton
D - diameter/ delta
DIA – diameter
DIM - dimension/ dimensioning
DIP - ductile iron pipe
DO/ do – ditto
DOD/ DoD - [U.S.] Department of Defense
DPD - digital product definition
DWG/ dwg – drawing
ED - edge distance
EO/ ECO/ ECN - engineering order
EQ - equal/ equally
f – finish
FAO - finish all over
FCF - feature control frame
FD or F/D - field of the drawing
FIM - full indicator movement
FL - flag note/ flagnote
FN or F/N - flag note/ flagnote/ find number
FoS - feature of size
FS - far side
FSCM - Federal Stock/Supply Code for Manufacturers
GCI - gray cast iron
GD&T or GDT - geometric dimensioning and tolerancing
GN or G/N - general note(s)
H&T or H/T or HT - hardened and tempered
HBW - hardness/ Brinell/ tungsten tip
HDPE - high density polyethelene
HHCS - hex head cap screw
HRA - hardness/ Rockwell/ A scale
HRB - hardness/ Rockwell/ B scale
HRC - hardness/ Rockwell/ C scale
HRS - hot rolled steel
HT TR - heat treat/ heat treatment
IAW - in accordance with
ID - inner diameter/ identity/ identification number
IED - Insufficient Edge Distance
ISO - International Organization for Standardization
KEY – key
KPSI/ kpsi - kilopounds per square inch / thousands of pounds per square inch
KSI/ ksi - kilopounds per square inch/ that is/ thousands of pounds per square inch
LH - left-hand
LM or L/M - list of materials
LMC - least material condition
MACH - machine/ machined
MAJ – major
MAX - maximum
MBD - model-based definition
MBP - measurement between pins
MBW - measurement between wires
MF or M/F - make from
MFD – manufactured
MFG – manufacturing
MFR – manufacturer
MIL- - [U.S.] Military
MIN - minimum/ minutes/ minor
MMC - maximum material condition
MOD/ MoD - Ministry of Defence [U.K. and others]
MOP/ MoP - measurement over pins
MOW/ MoW - measurement over wires
MPa/ MPA – megapascals
MRB - material review board
MS- - [U.S.] Military Standard
N&T or N/T or NT - normalized and tempered
NAS - National Aerospace Standards
NC - National Coarse/ numerical control
NCM - nonconforming material(s)
NCR - nonconformance report
NEC - not elsewhere classified/ National Electrical Code
NEF - National Extra Fine
NF - National Fine
NL or N/L - notes list
NOM – nominal
NORM or NORMD – normalized
NPS - Naval Primary Standard
NPT - National Pipe Taper
NS - National Special/ near side
NSCM - National Stock/Supply Code for Manufacturers
NTS - not to scale
number of places— 8X or (8)
OAL - overall length
OC - on center(s)
OD - outer diameter
ODA - original design activity
OHL - over high limit
OPP – opposite
ORIG – original
P.F. - press fit
pc/ pcs - piece/ pieces
PD - pitch diameter
PDM/ PDMS - product data management/ product data manager [app]/ product data management system
PH or P/H - precipitation hardening/ precipitation-hardened/ pilot hole
PHR BRZ - phosphor bronze
PL or P/L - parts list
PLM - product lifecycle management/ plant lifecycle management
PN or P/N - part number
POI - point of intersection
PSI - pounds per square inch
PTFE – polytetrafluoroethylene
PVC - polyvinyl chloride
QMS - quality management system
QTY or qty – quantity
R - radius
RA/ Ra - roughness/ average; Rockwell A scale
RB/ Rb - Rockwell B scale
RC/ Rc - Rockwell C scale
REF – reference
REQD or REQ'D – required
REV – revision
RFS - regardless of feature size
RH - right-hand
RHR - roughness height reading
RMA - return material authorization
RMS - root mean square
RT or R/T - rough turn/ rough turned; room temperature
RTP - release to production
RTV - room-temperature vulcanizing; return to vendor
RZ/ Rz - roughness/ mean depth
SAE - Formerly the Society of Automotive Engineers; now SAE International
SC or S/C - sharp corners
SF or S/F – spotface
SFACE or S/FACE – spotface
SHCS - socket head cap screw
SHN – shown
SHSS - socket head set screw
SI - Système international [d'unités] [International System of Units]
SN or S/N - serial number
SOL ANN - solution anneal/ solution annealed
SPEC or spec – specification
SPHER ANN - spheroidize anneal
SPOTFACE - Spot facing
SR - spherical radius
SS or S/S - stainless steel; supersede
SST - stainless steel
STA - solution treated and aged
STD – Standard
STEP - Standard for the Exchange of Product Model Data
STI - screw thread insert
STK – stock
STL – steel
TAP - Tapped hole
TB or T/B - title block
TDP - technical data package
THD or thd – thread
THK or thk – thickness
THRU – Through
THRU ALL - Through all
TIR - total indicator reading; total indicated run-out
TOL – tolerance/ tolerancing
TSC - theoretical sharp corner(s)
TY – type
TYP – Typical
UAI - use as-is
ULL - under low limit
UNC - Unified National Coarse
UNEF - Unified National Extra Fine
UNF - Unified National Fine
UNJC - Unified National "J" series Coarse
UNJF - Unified National "J" series Fine
UNS - Unified National Special; unified numbering system
UON - unless otherwise noted
UOS - unless otherwise specified
USASI - United States of America Standards Institute
USS - United States Standard; United States Steel
UTS - ultimate tensile strength; Unified Thread Standard
v – finish
W/I w/i – within
W/O w/o – without
WC - tungsten carbide
WI - wrought iron
Y14.X - — YS - yield strength
007 - James Bond
1D – One-dimensional space
24by7
3BL – triple bottom line
3K
555 - Laughing out loud. In Thai the number 5 is pronounced "ha"
9by11
a11y – accessibility
A12n – Africanization
a16z – Andreessen Horowitz (venture capital firm)
A9n – Arabization
BW3 – Buffalo Wild Wings (originally Buffalo Wild Wings & Weck)
C10k problem – "10 thousand client" problem (in the context of Web server capacity)
c11y – consumability
C12N - Categorization / Classification
c14n – canonicalisation / canonicalization
C2B3 – Colonel Claypool's Bucket of Bernie Brains
C3 – Chaos Communication Congress
CR7 – the Portuguese soccer player Cristiano Ronaldo
d10e – Decentralize Bitcoin Conference
d11n – documentation
d14n – decentralization
d20 - Role-playing system developed for Dungeons & Dragons
e10s – electrolysis (Mozilla Firefox's feature)
E15 – The Eyjafjallajökull volcano in Iceland
EC2 – Elastic Compute Cloud
g11n – globalisation / globalization
G20 – G-20 major economies
G8 – Group of Eight
H2G2 – The Hitchhiker's Guide to the Galaxy by Douglas Adams and the h2g2 Internet encyclopedia project
i11l – international
i14y – interoperability
i18n – internationalisation / internationalization
J9— Janine
k8s – Kubernetes
L10n – localisation / localization
m10n – Mavenization
m12n – modularisation / modularization
m17n – multilingualization
MH2 – Mary Hartman Mary Hartman
MST3K – Mystery Science Theater 3000
N-11 – the "Next Eleven" countries with potential to become large economies
n11n – normalisation / normalization
P13n – personalisation / personalization
P23R – Prozess-Daten-Beschleuniger
P45 – Pneumonoultra microscopic silico volcanoconiosis
r14n – Reconciliation
RG3 – the American football player Robert Griffin III
s10n – subscription
s17t – software development
s19n – Systems administration
S3 – Simple Storage Service
tr8n – translation
TW3 – That Was The Week That Was
v11n – versification
v12n – virtualization
W3 – World Wide Web
W3C – World Wide Web Consortium
Y2K – The Year 2000 problem
Y2K38 – The Year 2038 problem
 MARS – Military Amateur Radio Station
A/C – aircraft commander
A/D – Analog to Digital
AA – AEGIS Ashore
AA – anti-aircraft
AAA – anti-aircraft artillery "Triple A"
AAAV – Advanced Amphibious Assault Vehicle
AAD – Armoured amphibious dozer
AADC – Area Air Defense Commander
AAG – Anti-aircraft gun
AAK – Appliqué armor kit (US)
AAN – Army after next
AAP – Advance Authority to Procure
AAPC – Advanced Armoured Personnel Carrier (Turkey)
AAR – After Action Review
AARADCOM – Army Armament Research and Development Command
AAV – Amphibious assault vehicle
AAV – Assault Amphibious Vehicle
AAW – Anti-Aircraft Warfare
AAWC – Anti-Aircraft Warfare Coordinator
AB – Air burst
AB(C) – Aviation battalion (combat)
ABC – Atomic/ biological/ chemical (replaced by chemical/ biological/ radiological (CBR)/ and Nuclear/ Biological/ Chemical (NBC))
ABC – Automatic brightness control
ABIT – Advanced Built-In Test
ABM – Air Bursting Munition
ABM – Anti-Ballistic Missile
ABMD – AEGIS Ballistic Missile Defense
ABMS – air bursting ammunition system
ABRO – Army Base Repair Organisation
ABS – anti-skid braking system
ABS – Aww-Busting System
ABSP – AEGIS Ballistic Missile Defense (BMD) Signal Processor
ABSV – Armoured Battlegroup Support Vehicle
AC – alternating current
ACA – ammunition container assembly
ACADA – Automatic Chemical Agent Detector and Alarm
ACAVP – Advanced Composite Armoured Vehicle Platform (UK)
ACB – Advanced Capability Build
ACB/TI – Advanced Capability Baseline/Technical Insertion
ACC – AEGIS Computer Center
ACCE – Abrams/Crusader Common Engine
ACCV – Armored Cavalry Cannon Vehicle (US)
ACD – Automated Common Diagrams
ACE – Armored Combat Earthmover (US)
ACEGIO – Advanced Conversion Equipment Group Input Output
ACH – Advanced Combat Helmet (MICH TC-2000 Combat Helmet)
ACLOSAutomatic Command to Line of Sight
ACM – Acoustic Countermeasures
ACOG – Advanced Combat Optical Gunsight
ACOMMS – Acoustic Communications
ACP – Alignment control Panel
ACP – Automatic Colt Pistol
ACPU – Aft Central Processing Unit
ACR – Advanced Combat Rifle
ACR – Armored cavalry regiment
ACRV – Armoured command and reconnaissance vehicle
ACS – AEGIS Combat System
ACS – Air Control Supervisor
ACS – Artillery communications system
ACSC' – AEGIS Combat Systems Center
ACTS – AEGIS Combat Training System
ACU – Antenna Coupler Unit
ACU – Army combat uniform
ACV – Aardvark Cleaning Vehicle (US)
ACV – Armoured combat vehicle
ACVT – Armored Combat Vehicle Technology Program (US)
ADA – air defense artillery
ADAM – Area Denial Artillery Munition
ADAMS – Air Defense Advanced Mobile System (US)
ADAP – Advanced Digital Antenna Production
ADATS – Air Defence Anti-Tank System
ADC-A – Assistant Division Commander – Fire and Maneuver
ADC-B – Assistant Division Commander – Combat Support
ADEA – Army Development and Employment Agency
ADF – Australian Defence Force
ADG' – Acoustic Display Generator
ADI – Australian Defence Industries
ADM – Advanced Development Model
ADNS – Automated Digital Network System
ADS – Advanced Display System
AE – action express
AECU – Antenna Environmental Control Unit
AEF – Allied expeditionary force
AEP – Action Entry Panel
AER – Alteration Equivalent to Repair
AESA – Active electronically scanned array
AEV – Armoured engineer vehicle
AEWC – Airborne Early Warning and Control
AF – Air force
AF – And Following
AFA/ARA – Aerial field artillery/aerial rocket artillery
AFARV – Armored/ Forward Area/ Re-arm Vehicle
AFAS – advanced Field Artillery System
AFATDS – Advanced Field Artillery Tactical Data System
AFC – Australian Flying Corps
AFCS – automatic fire-control systems
AFD – automatic feeding device
AFDL – Advanced Flight Deck Lighting
AFFF – Aqueous Fire Fighting Foam (smothers fire cutting off oxygen)
AFSC – air force specialty code
AFSV – armoured fire support vehicle
AFV – Armored Family of Vehicles (US)
AFV – Armoured fighting vehicle
AGC – automatic gain control
AGF – Army ground forces
AGL – above ground level
AGL – automatic grenade launcher
AGLS – automatic gun laying system
AGS – Advanced Gun System
AGS – armored gun system (US)
AGV – assault gun vehicle
AGVT – Advanced Ground Vehicle Technology
Ah – Ampere hour
AHC – Attack Helicopter Company (USA)
AHE – Aircraft Handling Equipment
AI – Action Item
AIC – Air Intercept Controller (US Navy)
AICS – Accuracy International Chassis System
AICW – Advanced Individual Combat Weapon
AIF – Australian Imperial Force (Australia/ WWI)
AIFS – Advanced Indirect Fire System
AIFV – Armoured infantry fighting vehicle
AIPS – Advanced Integrated Propulsion System (US)
AIS – Automatic Identification System (US NAVY)
AIT – Advanced Information Technology
AIT – Alteration Installation Team
AK – Acknowledgement
ALAAVS – Advanced Light Armored/Amphibious Vehicle System (US)
ALC – Advanced Land Combat (US)
ALICE – All-purpose lightweight individual carrying equipment
ALO – AEGIS Light Off
ALS – Advanced laying system
ALS – Advanced Lighting System (flight deck)
ALSV – Armoured logistics support vehicle
ALT – Armoured launching turret
ALWT – Advanced Lightweight Torpedo
AM – Acquisition Manager
AMC – Advanced Mortar Carrier (Turkey)
AMC – United States Army Materiel Command
AMCCOM – Armament Munitions and Chemical Command
AMDR – Air and Missile Defense Radar
AMDS – Anti-Missile Discarding Sabot
AMF – Amphibische Mehrzweck-Fahrzeuge (multipurpose amphibious vehicle)
AML – Automitrailleuse Légère (light armoured car)
AMLCD – Active-matrix liquid crystal display
AMOS – Advanced mortar system
AMPS – Afloat Master Planning System (US NAVY)
AMR – Anti-materiel rifle
AMR – Automitrailleuse de Reconnaissance
AMRWS – Advanced multi-role weapon station
AMS – Armoured mortar system
AMS-H – Advanced Missile System – Heavy
AMX – Atelier de Construction d'Issy-les-Moulineaux
ANAD – Anniston Army Depot
ANZAC – Australia and New Zealand Army Corps
ANZUS – Australia New Zealand United States Treaty
AO – Area of operations
AOI – Arab Organisation for Industrialisation
AOS – Add-on stabilization
AP – Anti-personnel
AP – Armour-piercing
APAM – Anti-personnel/ anti-matériel
APBC – Armour-piercing ballistic cap
APC – Armoured personnel carrier
APC – Armour-piercing capped
APCBC – Armour-piercing capped ballistic cap
APCNR – Armour-piercing composite non-rigid
APCR – Armour-piercing composite rigid
APCRBC – Armour-piercing composite rigid ballistic cap
APC-T – Armour-piercing capped – tracer
APCT-BF – Armour-piercing capped tracer – base fuze
APDS – Armour-piercing discarding sabot
APDS-T – Armour-piercing discarding sabot – tracer
APE – Amphibisches Pionier-Erkundungsfahrzeug (amphibious front-line reconnaissance vehicle)
APEP – Armour-Piercing Enhancement Programme
APERS – Anti-personnel
APERS-T – Anti-personnel tracer
APFIDS – Armour-piercing fragmentation incendiary discarding sabot
APFSDS(P) – Armour-piercing fin-stabilised discarding sabot (practice)
APFSDSDU – Armour-piercing fin-stabilised discarding sabot/ depleted uranium
APFSDS-T – Armour-piercing fin-stabilised discarding sabot – tracer
APG – Aberdeen Proving Grounds
APGM – Autonomous precision-guided munition
APHC – Armour-piercing hard core
APHE – Armour-piercing high-explosive
API – Armour-piercing incendiary
APIT – Armour-piercing incendiary tracer
APM – Anti-personnel mine
APS – Advanced propulsion system
APS – Artillery pointing system
APSA – Armour-piercing secondary effect
APSE – Armour-piercing secondary effect
APSE-T – Armour-piercing secondary effect – tracer
APT – Armour-piercing tracer
APTE – Abrams Power Train Evolution (US)
APU – Auxiliary power unit
APV – Armoured patrol vehicle
AR – Assault rifle
AR/AAV – Armored Reconnaissance/Airborne Assault Vehicle (US)
ARD – Anti-reflective device
ARDEC – Armament Research/ Development and Engineering Center
ARDNOT – Automatic day/night optical tracker
ARE – Atelier de Construction Roanne
ARETS – Armour Remote Target System
ARFORGEN – Army force generation
ARMAD – Armoured and Mechanised Unit Air Defence
ARMSCOR – Armament Manufacturing Corporation (South Africa)
ARMVAL – Anti-armor vehicle evaluation (US)
ARP – Anti-radiation projectile
ARP – Armoured repair plates
ARRADCOM – Armament Research and Development Command
ARRV – Armoured repair and recovery vehicle
ARSV – Armored Reconnaissance Scout Vehicle (US)
ART – Armoured Recon Transport
ARV – Armoured recovery vehicle or Armed Robotic Vehicle (XM1219)
ASA - Advanced security agency
ASAP – As soon as possible
ASARC – Army Systems Acquisition Review Council
ASCOD – Austrian Spanish Co-operative Development
ASM – Armored Systems Modernisation (US)
ASP – Automatic/ self-powered
ASTROS – Artillery Saturation Rocket System (Brazil)
ASV – Ammunition supply vehicle
ASV – Armored Security Vehicle (US)
AT – Anti-tank
AT – Ape tape
ATACS – Advanced tank cannon system (US)
ATAS – Automatic target acquisition system
ATCAS – Advanced towed cannon system
ATD – Advanced technology demonstration
ATD – Advanced technology demonstrator (US)
ATD – Automatic target detection
ATDT – Automatic target detection and tracking
ATDU – Armoured Trials and Development Unit (UK)
ATFCS – Automated Targeting and Fire Control System
ATG – Anti-tank gun
ATGL – Anti-tank grenade launcher
ATGM – Anti-tank guided missile
ATGW – Anti-tank guided weapon
ATK – Alliant Techsystems
ATLAS – Advanced technology light artillery system
ATLV – Artillery target location vehicle
ATM – Anti-tank mine
ATR – - EDS Automotive test rig – Electric drive system
ATS – Atelier de Construction de Tarbes
ATTC – All Terrain Tracked Carrier
ATTS – Air Transportable Towed System
ATV – All-terrain vehicle
ATV – Armoured TOW vehicle (Turkey)
AUG – Armee Universal Gewehr
AVGP – Armoured Vehicle General Purpose (Canada)
AVH – Armoured Vehicle Heavy
AVL – Armoured Vehicle Light
AVLB – Armoured vehicle-launched bridge
AVM – Armoured Vehicle Medium
AVR – Armoured vehicle reconnaissance
AVRE – Armoured Vehicle Royal Engineers (UK)
AVT – Advanced Vehicle Technologies (US)
AWE – Advanced Warfighting Experiment
AWOL – Absent without official leave
BAe – British Aerospace
BAR – M1918 Browning Automatic Rifle
BARV – Beach Armoured Recovery Vehicle
BASE – British Aerospace Systems and Equipment
BAT – Biometrics Automated Toolset
BATES – Battlefield Artillery Target Engagement System
BB – Base bleed
BBSP – Blowback shifted pulse
BC – Battery commander
BCC – battery control centre
BCP – Battery command post
BCT – Basic combat training
BCT – Brigade combat team (US)
BCV – Battle command vehicle
BD – base detonating
BDA – Browning double action or bomb damage assessment
BDM – Bunker demolition munition
BDU – Battle dress uniform
BE – Base ejection
BFA – Blank-firing adaptor or blank-firing attachment
BFV – Bradley Fighting Vehicle
BGT – Brigade combat team
bhp – Brake horsepower
BIFF – Battlefield identification friend or foe
BILL – Bofors/ infantry/ light and lethal
BITE – Built-in test equipment
BL – Blank
BLITS – Beta lighted infantry telescope system
BLR – Blindado Ligero de Ruedas
BLT – Battalion landing team
BL-T – Black tracer
BMF – Belgian Mechanical Fabrication
BMNT – Begin morning nautical twilight
BMP – Pronounced "bimp". A Former Warsaw Pact IFV
BMR – Blindado Medio de Ruedas
BMS – Battalion mortar system
BMS – Battlefield management system
BNCC (USAF) – Base network control center
BNS – Bill night sight
BOCV – Battery operations centre vehicle
BOG-Dwell – Boots on the ground – dwell (down time)
BOL – Bearing-only launch
BOLTS – Bolt-on loading tray system
BOSS – Ballistic optimizing shooting system
BPS – Battery power source
BSP – Bright source protection
BSSG – Brigade service support group
BST – Basic skills trainer
BT – Boat tail
BT – Bullet trap
BTA – Best technical approach
BTRY – Battery
BTU – Bullet trap universal
BUA – BILL under armour or built-up area
BW – Bacteriological warfare
BX – Bionix AFV
C/E – Crew/enlisted (enlisted aircrew member)
C3I – Command/ control/ communications/ and intelligence
CAB – Combat aviation battalion
CAD – Computer-assisted design
CAG – Commander of the Air Group
CAL – Canadian Arsenals Limited
CAP – Civil air patrol (USAF civilian auxiliary)
CAP – Combat air patrol
CAP – Combustible augmented plasma
CAP – Covering Agent Program
CARRV – Challenger armoured repair and recovery vehicle
CAS – Close air support
CASEVAC – Casualty evacuation
CAT/FCS – Command adjusted trajectory/fire-control system (US)
CAT/LCV – Combined arms team/lightweight combat vehicle (US)
CATT – Combined arms tactical trainer (UK)
CATT-B – Component Advanced Technology TestBed (US)
CAV – Composite armored vehicle (US)
CAWS – Cannon Artillery Weapons Systems (US)
CAX – Combined arms exercise
CBR – Chemical/ biological/ radiological
CBRN – Chemical/ biological/ radiological/ nuclear
CCC – Combustible cartridge case
CCD – Charge-coupled device
CCO – Close combat optic
CCP – Computer control panel
CCR – Crown copyright reserved
CCTV – Closed-circuit television
CCU – Central control unit
CCV – Close combat vehicle
CCV – Command and control vehicle (US)
CCV-L – Close combat vehicle – light
cd – candela
CDA – Combat defensive action
CDM – Coastal defence missile
CDU – Command display unit
CDU – Computer display unit
CE – Chemical energy
CECOM – Communications-electronics command
CEFO – Combat equipment fighting order (webbing contents)
CENTCOM – Central command
CENTO – Central Treaty Organisation or Baghdad Pact
CEOI – Communications electronics operating instruction
CEP – Circular error of probability
CEPP – Controlled effect police projectile
CES – Engineer Services Regiment (Sri Lanka)
CET – Combat engineer tractor
CEU – Computer electronics unit
CEV – Combat engineer vehicle
CF – Canadian Forces
CF – Controlled fragmentation
CFE – Conventional forces Europe
CFV – Cavalry fighting vehicle (US)
CG – Commanding general
CGS – Crew gunnery simulator
CHA – Cast homogeneous armour
CHARM – Challenger chieftain armament
CHIP – Challenger improvement programme
CIFV – Composite infantry fighting vehicle
CILAS – Compagnie Industrielle des Lasers
CINC – Commander In-Chief
CIS – Chartered Industries of Singapore
CIS – Commonwealth of Independent States
CITV – Commander's independent thermal viewer (US)
CIWS – Close-in weapons system
CLAMS – Clear lane marking system (US)
CLASS – Computerised Laser Sight System
CLAWS – Close combat light armor weapon system (US)
CLGP – Cannon-launched guided projectile (US)
CLOS – Command to line of sight
CLU – Command launch unit
CM – Colour-marking or "continue mission"
CMS – Common missile system
CMS – Compact modular sight
CMT – Cadmium–mercury telluride
CMV – Combat mobility vehicle (US)
CNVD – Clip-on night vision device
CO – Commanding officer
COB – Close of Business
CofS – Chief of staff
COG – Course over ground
Comp – B Composition B
COMVAT – Combat vehicles armament technology (US)
COMZ – Communications zone
COP – Combat out post
COS – Chief of section
COSCOM – Corps support command (US Army)
COTAC – Conduite de Tir Automatique pour Char (tank automatic fire)
COTS – Commercial-off-the-shelf
COV – Counter obstacle vehicle (US)
CP – Concrete-piercing
CPR – Common practice round
CPS – Cardinal points specification (UK)
CPV – Command post vehicle
CQB – Close quarters battle
CQBW – Close-quarters battle weapon
CR – Capability requirement
CR – Sri Lanka Army Commando Regiment
CRISAT – Collaborative research into small arms technology
CRM – Composite risk management (US)
CROWS – Common Remotely Operated Weapon Station
CRR – Carro de Reconhecimento Sobre Rodas (reconnaissance tracking scout car)
CRT – Cathode ray tube
CRU – Cable reel unit
CS – Communications subsystem
CS – Confined space
CS (USAF) – Communications squadron
CSB – Combat Support Boat
CSF – Combined service forces
CSI – computer-synthesised image
CSS – Computer sighting system
CSSD – Combat service support detachment
CTA – Case telescoped ammunition
CTD – Concept technology demonstrator
CTI – Central tyre inflation
CTIS – Central tyre inflation system
CTO – Central Treaty Organisation or Baghdad Pact
CTR – Close Target Recce
CTRA – Carro de Transporte Sobre Rodas Anfibo (amphibious tracking scout car)
CTT – Challenger training tank
CV90 – Combat Vehicle 90
CVAST – Combat vehicle armament system technology (US)
CVR(T) – Combat vehicle reconnaissance (tracked) (UK)
CVR(W) – Combat vehicle reconnaissance (wheeled) (UK)
CVRDE – Combat vehicle research and development establishment (India)
CVT – Controlled variable time
CVTTS – Combat vehicle targeting system
CW – Chemical warfare
CWR – Continuous wave radar
CWS – Cupola weapon station
DA – double action
DAHA – dual-axis head assembly
DAO – double action only
DARCOM – US Army Matériel Development and Readiness Command
DAREOD – damaged airfield reconnaissance explosive ordnance disposal
DARPA – Defense Advanced Research Projects Agency (US)
DAS – deep air support
DAS – defensive aid system/suite
DASP – demountable artillery surveillance pod
DBMS – dead bodies make sense
DC – direct current
DCA – défense contre avions (anti-aircraft)
DCCT – dismounted close combat trainer
DD – Detroit diesel
DDA – Detroit Diesel Allison
DDS – Department of Defense Support
DDU – digital display unit
DECA – digital electronic control assembly
DEFA – direction des études et fabrications d'armement
DERA – Defence Evaluation and Research Agency (UK)
DESO – Defence Export Sales Organisation (UK)
DFAC – Dining Facility (US)
DFCS – digital fire-control system
DFSV – direct fire support vehicle
DFV – desert fighting vehicle
DHSS – data handling subsystem
DIA – Defense Intelligence Agency (US)
DICON – Defence Industries Corporation of Nigeria
DIP – driver instrument panel
DISA – Defense Information Systems Agency
DISCOM – division support command
DIVARTY – division artillery
DMC – digital magnetic compass
DMR – dedicated marksman rifle
DMU – distance measurement unit
DNRS – day/night range sight
DoD – Department of Defense (US)
DOIM (US Army) – Directorate of Information Management
DOP – Department of Productivity
DP – demonstration purpose
DP – dual purpose
DPA – Defence Procurement Agency (UK)
DPICM – dual-purpose improved conventional munition (US)
DPTR – diopter
DRA – Defence Research Agency (UK)
DROPS – demountable rack offloading and pick-up system
DROS – Date of Return Overseas (US)
DS/T – practice discarding sabot/tracer
DSACS – direct support armored cannon system (US)
DSETS – direct support electrical test system
DSO – Defence Sales Organisation
DSRV – Deep Submergence Rescue Vehicle (US)
DSWS – Division Support Weapon System
DTAT – Direction Technique des Armements Terrestres
DTT – driver training tank
DU – depleted uranium
DV – demining vehicle
DVE – driver's vision enhancer
DWFK – deep water fording kit
DZ – drop zone
EAAK – Enhanced Appliqué Armor Kit
EAOS – Enhanced Artillery Observation System
EBG – Engin Blindé Génie (armoured combat vehicle)
EBR – Engin Blindé de Reconnaissance (armoured reconnaissance vehicle)
EBRC – Engine Blindé à roues de Contact
EC – Enhanced Carbine
ECB – Engineering and Construction Bulletins
ECM – Electronic countermeasures
ECOS – Enhanced Combat Optical Sight
ECS – Environmental Control Subsystem
ECV – Enhanced Capacity Vehicle
EDD – Explosive Detonation Disruption
EDS – Electric Drive System
EFAB – Etablissement d'Etudes et de Fabrications d'Armement de Bourges
EFC – equivalent full charge
EFCR – equivalent full charge rounds
EFM – Explosives Factory Maribyrnong
EFP – Expanded Feasibility Phase
EFP – Explosively Formed Penetrator
EFV – Expeditionary Fighting Vehicle (New name for AAAV)
EFVS – Electronic Fighting Vehicle System
EG – External Gun
EGLM – Enhanced Grenade Launcher Module
EI – Engineering and Installation
EI SIT – Engineering and Installation Site Implementation Team
EIS – Engineering and Installation Squadron
ELB – Extended Life Barrel
ELEC – Electronic
ELEX – Electronics
ELKE – Elevated Kinetic Energy Weapon
ELS – Electromagnetic Launcher System
ELSAP – Elektronische Schiessanlage für Panzer (electronic fire system for tanks)
EM – electromagnetic
EMC – Executive Management Committee
EMD – Engineering and Manufacturing Development
EMDG – Euromissile Dynamics Group
EMEW – Electromagnetically-Augmented High Explosive Warhead
EMG – externally mounted gun
EMP – electromagnetic pulse
EMPG – Electromagnetic Pulse Grenade
ENGESA – Engesa Engenheiros Especializados (Brazil)
EOC – Essential Operational Capability
EOD – explosive ordnance disposal
EOR – Explosive Ordnance Reconnaissance
EOTS – Electro-Optical Tracking System
EPC – electronic plane conversion
EPC – Engin Principal de Combat (future main battle tank)
EPG – Enhanced Performance Grenade
EPG – European Production Group
EPG – European Programme Group
EPS – Electrical Power Subsystem
EPU – Electronics Processing Unit
ER – enhanced radiation
ER – extended range
ERA – explosive reactive armour
ERA – extended range ammunition
ERC – Engin de Reconnaissance Canon
ERFB – extended range full-bore
ERFB-BB – extended range full-bore – base bleed
ERGFCDS – Extended Range Gunnery Fire-Control Demonstration System
ERGP – extended range guided projectile
ERMIS – Extended Range Modification Integration System
ERP – Extended Range Projectile
ERSC – extended range subcalibre
ERV – emergency rescue vehicle
ERV – Engineer Reconnaissance Vehicle
ES – Extreme Spread
ESAF – Electronic Safety and Arm Function
ESD – Electronique Serge Dassault
ESLDE – Eyesafe Laser Daylight Elbow
ESPAWS – Enhanced Self-Propelled Artillery Weapon System
ESRS – electro-slag refined steel
ETA – Estimated Time of Arrival
ETC – ElectroThermal Cannon
ETD – Estimated Time of Departure
ETE – Estimated Time of Endurance
ETM – Electronic Technical Manuals
ETS – Elevated TOW System
ETS – End of Term of Service (discharge date)
ETS – Engineer Tank System
EW – electronic warfare
EWK – Eisenwerke Kaiserslautern Gцppner
EWS – external weapon station
FAAD – Forward Area Air Defense
FAAR – Forward Area Alerting Radar
FAARP – Forward Area Arming & Refueling Point
FAASV – Field Artillery Ammunition Support Vehicle
FAC – Forward Air Control(er)
FAC-A – Forward Air Control(er)-Airborne
FACE – Field Artillery Computer Equipment
FAL – Fusil Automatique Légère
FAPDS – Frangible Armour-Piercing Discarding Sabot
FARP – Forward Area Refueling Point
FARS – field artillery rocket system
FARV-A – Future Armored Resupply Vehicle – Artillery
FAST – Forward Area Support Team
FAV – Fast Attack Vehicle
FBI – Federal Bureau of Investigation
FBM – Fleet Ballistic Missile
FBRV – Future Beach Recovery Vehicle
FCC – Fire Command Centre
FCC – Fire-Control Computer
FCCVS – Future Close-Combat Vehicle System
FCE – fire-control equipment
FCLV – Future Command and Liaison Vehicle
FCS – fire-control system/subsystem
FCS – Future Combat System
FCU – Fire Control Unit
FDC – fire direction centre
FDCV – fire direction centre vehicle
FDSWS – Future Direct Support Weapon System
FEBA – Forward Edge of the Battle Area
FEP – Firepower Enhancement Programme
FET – Future Engineer Tank
FFAR – Folding-Fin Aerial Rocket
FFE – Fire for Effect
FFR – Fitted For Radio
FFSS – Future Fighting Soldier System
FFW – Fitted For Wireless
FG – field gun
FH – field howitzer
FIBUA – Fighting In Built-Up Areas
FID – Foreign Internal Defenses
FIFV – Future Infantry Fighting Vehicle
FIRM – Floating Integrated Rail Mount
FIS – Fuze Interface System
FISH – Fighting In Someone's House
FIST – Future Integrated Soldier Technology
FISTV – Fire Support Team Vehicle
FITOW – Further Improved TOW
FLEA – Frangible Low-Energy Ammunition
FLIR – forward-looking infra-red
FLOT – forward line of own troops
FLSW – Future Light Support Weapon
FM – Titanium tetrachloride (code designation)
FM – U.S. Army Field Manuals
FMBS – Family of Muzzle Brake/Suppressors
FMC – Food Machinery Corporation
FMF – Fleet Marine Force
FMJ – Full Metal Jacket
FMJBT – Full Metal Jacket Boat Tail
FMJLF – Full Metal Jacket Lead Free
FMPDS – Frangible Missile Piercing Discarding Sabot
FMS – Foreign Military Sales
FMTV – Family of Medium Tactical Vehicles
FN – Fabrique Nationale (Manufacturer)
FO – Forward Observer
FOB – Forward Operating Base
FOC – Full Operational Capability
FOD – Foreign Object Damage
FOG – Fibre Optic Gyro
FOM – Fibre Optic Missile
FOO – forward observation officer
FORTIS – Forward Observation and Reconnaissance Thermal Imaging System
FOTT – Follow On To TOW
FOV – field of view
FPA – Focal Plane Array
FRAG – fragmentation
FRAGO – FRAGmentary Order
FRES – Future Rapid Effect System
FROG – free rocket over ground
FS – fire support element
FSCL – fire support coordination line
FSCM – fire support coordination measure
FSCV – fire support combat vehicle
FSED – full-scale engineering development
FSSG – Force Service Support Group
FST – Future Soviet Tank/Follow-on Soviet Tank
FSV – fire support vehicle
FSV – Future Scout Vehicle
FTA – Frangible Training Ammunition
FTMA – Future Tank Main Armament
FTS – Future Tank Study
FTT – Field Tactical Trainer
FUBAR – Fouled/Fucked Up Beyond All Reason/Recognition/Repair
FUE – First Unit Equipped
FUG – Felderitц Usу Gépkosci
FV – fighting vehicle
FV/GCE – fighting vehicle gun control equipment
FVDD – Fighting Vehicle Development Division
FVRDE – Fighting Vehicle Research and Development Establishment
FVS – Fighting Vehicle System
FVSC – Fighting Vehicle Systems Carrier
FY – fiscal year
G – gendarmerie
g – gramme(s)
GAMA – Gun Automatic Multiple Ammunition
GAO – General Accounting Office
GAP – Gun Aiming Post
GBAD – Ground Based Air Defence
GCE – gun control equipment
GCT – Grande Cadence de Tir (high rate of fire)
GCU – Gun Control Unit
GCW – Gross Combined Weight
GD – General Dynamics
GDLS – General Dynamics Land Systems
GDU – Gun Display Unit
GFE – Government Furnished Equipment
GH – gun-howitzer
GIAT – Groupement Industriel des Armements Terrestres
GIGN-Groupe d'intervention de la Gendarmerie nationale
GL – Grenade Launcher
GLATGM – Gun Launched Anti-Tank Guided Missile
GLC – gun lay computer
GLDNSM – Grenade Launcher Day-Night Sight Mount
GLH-H – Ground-Launched Hellfire-Heavy
GLLD – Ground Laser Locator Designator
GLS – Gesellschaft für Logistischen Service
GM- MVO – General Motors- Military Vehicle Operations
GMC – General Motors Corporation
GMG – Grenade Machine Gun
GMLRS – Guided Multiple Launch Rocket System
GMS – Gun Management System
GND – Ground (electrical)
GOCO – government-owned- contractor-operated
GOP – General Out Post
GP – General Purpose
GP – guided projectile
GPMG – General Purpose Machine Gun
GPO – gun position officer
GPS – Global Positioning System
GPS – gunner's primary sight
GPSS – Gunner's Primary Sight Subsystem
GR – Gajaba Regiment (Sri Lanka)
GREM – Grenade Rifle Entry Munition
GRU – Glavnoe Razvedyvatel'noe Upravlenie- meaning Main Intelligence Directorate
GSG9- Grenzschutzgruppe 9 der Bundespolizei
GSR – General Staff Requirement
GSRS – General Support Rocket System
GST – General Staff Target
GST – Gesellschaft fьr System-Technik
GTCS – Gun Test and Control System
GTG – Good To Go
GTI – German Tank Improvement
GTW – Gross Trailer Weight
GVW – Gross Vehicle Weight. Curb weight plus max payload weight
GW – Gemunu Watch (Sri Lanka)
GW – guided weapon
h – hour(s)
H&K – Heckler and Koch
HAB – Heavy Artillery Brigade
HAB – Heavy Assault Bridge
HAG – Heavy Artillery Gun
HALO – High Altitude Low Opening- High Activity/Low Observable
HAMS – Headquarters and Maintenance Squadron – Marine Aircraft Group (USMC)
HAWK – Homing-All-the-Way-Killer
HB – heavy barrel
HBAR – Heavy Barrel Assault Rifle
HC – Hexachloroethane/zinc
HC – high-capacity
HC – Hollow Charge
HCER – high-capacity extended range
HCHE – high-capacity high-explosive
HCT – HOT Compact Turret
HDS – HOLOgraphic Diffraction Sight
HE – high-explosive
HE/PR – high-explosive practice
HEAA – High-Explosive Anti-Armour
HEAB – High-Explosive Air Burst
HEAP – High-Explosive Armor-Piercing
HE-APERS – high-explosive anti-personnel
HEAP-T – high-explosive anti-personnel – tracer
HEAT – high-explosive anti-tank
HEAT-FS – high-explosive anti-tank fin-stabilised
HEAT-MP – high-explosive anti-tank multipurpose
HEAT-MP(P) – high-explosive anti-tank multipurpose (practice)
HEAT-T – high-explosive anti-tank – tracer
HEAT-T-HVY – high-explosive anti-tank – tracer – heavy
HEAT-T-MP – high-explosive anti-tank – tracer – multipurpose
HEAT-TP-T – high-explosive anti-tank – target practice – tracer
HED-D – Hybrid Electric Drive – Demonstrator
HEDP – high-explosive dual-purpose
HEER – High-Explosive Extended Range
HEF – High-Explosive Fragmentation
HE-FRAG – high-explosive fragmentation
HE-FRAG-FS – high-explosive fragmentation – fin-stabilised
HE-FS – high-explosive – fin-stabilised
HEFT – High-Explosive Follow Through
HEI – high-explosive incendiary
HEIT – high-explosive incendiary tracer
HEL – High-Energy Laser
HEL – Human Engineering Laboratory
HELP – Howitzer Extended Life Program
HEMAT – Heavy Expanded Mobility Ammunition Trailer
HEMP – High-Explosive Multi-Purpose
HEMTT – Heavy Expanded Mobility Tactical Truck
HEP – high-explosive plastic
HEPD – high-explosive point detonating
HEP-T – high-explosive practice – tracer
HERA – high-explosive rocket-assisted
HE-S – high-explosive spotting
HESH – high-explosive squash head
HESH-T – high-explosive squash head – tracer
HE-T – high-explosive tracer
HETF – High Explosive Time Fuzed
HET-PF – high-explosive tracer – percussion fuze
HETS – Heavy Equipment Transport System
HFCC – Howitzer Fire-Control Computer
HFHTB – Human Factors Howitzer TestBed
HFM – Heavy Force Modernisation
HIFV – Heavy Infantry Fighting Vehicle
HIMAG – High-Mobility Agility Test Vehicle
HIMARS – High-Mobility Artillery Rocket System
HIP – Howitzer Improvement Program
HIRE – Hughes Infrared Equipment
HITP – High-Ignition Temperature Propellant
HIU – Heading Indicator Unit
HMC – Howitzer Motor Carriage
HMD – Helmet-Mounted Display
HMG – Heavy Machine Gun
HMH – Marine Heavy Helicopter Squadron
HML/A – Marine Light/Attack Helicopter Squadron
HMLC – High-Mobility Load Carrier
HMM – Marine Medium Helicopter Squadron
HMMWV – High Mobility Multipurpose Wheeled Vehicle
HMX – Marine Special Mission Helicopter Squadron
HOE – Holographic Optical Element
HOT – Haute subsonique Optiquement Téléguidé
How – Howitzer
HP – High Power; Hollow Point
hp – Horsepower
HPFP – High-Performance Fragmentation Projectile
HPS – Helmet Pointing System (or Sight)
HPT – high-pressure test
HRU – Heading Reference Unit
HS – Headquarters Squadron – Marine Wing Support Group (USMC)
HSS – Hunter Sensor Suite
HSTV(L) – High-Survivability Test Vehicle (Lightweight)
HTTB – High-Technology TestBed
HVAP – high-velocity armour-piercing
HVAPDS-T – high-velocity armour-piercing discarding sabot – tracer
HVAPFSDS – high-velocity armour-piercing fin-stabilised discarding sabot
HVAP-T – high-velocity armour-piercing tracer
HVCC – High Velocity Canister Cartridge
HVM – Hypervelocity Missile
HVSS – horizontal volute spring suspension
HVSW – Hypervelocity Support Weapon
HVTP-T – high-velocity target practice – tracer
HWSTD – High Water Speed Technology Demonstrator
HYPAK – Hydraulic Power Assist Kit
I – Incendiary
IAF - Indian Air Force
IAFV – infantry armoured fighting vehicle
IAI – Israel Aircraft Industries
IAL – Infra-red Aiming Light
IASD – Instant Ammunition Selection Device
IBAS – Improved Bradley Acquisition System
ICC – information co-ordination centre
ICM – BB improved conventional munition base bleed
ICM – improved conventional munition
ICV – Infantry Combat Vehicle
IDF – Indirect fire
IDF – Israel Defense Forces
IDW – Individual Defence Weapon
IED – Improvised Explosive Device
IEPG – Independent European Program Group
IFCS – Improved/Integrated Fire-Control System
IFF – Identification Friend or Foe
IFV – infantry fighting vehicle
IFVwCM – Infantry Fighting Vehicle with Integrated Countermeasures
IGLS – Individual Grenade Launcher System
II – image intensification/intensifier
IIR – Imaging Infra-Red
ILL – illuminating
ILMS – Improved Launcher Mechanical System
ILS – Integrated Logistic Support
IM – Insensitive Munition(s)
IMMLC – Improved Medium Mobility Load Carrier
IMU – Inertial Measurement Unit
INSAS – Indian Small Arms System
InSb – Indium-antimonide
IOC – initial operational capability
IOF – Indian Ordnance Factory
IPB – Intelligence Preparation of the Battlefield
IPF – Initial Production Facility
IPO – International Programme Office
IPPD – Integrated Product Process Development
IR – Infra-Red
IRBM – Intermediate-range ballistic missile
IRU – Inertial Reference Unit
IS – internal security
ISD – In Service Date
ISGU – Integrated Sight and Guidance Unit
ISR – Intelligence Surveillance and Reconnaissance
ISU – Integrated Sight Unit
ISV – Internal Security Vehicle
ITAS – Improved Target Acquisition System
ITOW – Improved TOW
ITPIAL – Infra-red Target Pointer/Illuminator/Aiming Laser
ITT – Invitation To Tender
ITV – Improved TOW Vehicle
IVPDL – Inter-Vehicle Positioning and Data Link
IW – Individual Weapon
IWS – Improved Weapon System
JBMoU – Joint Ballistic Memorandum of Understanding
JDAM – Joint Direct Attack Munition
JERRV – Joint Engineer Rapid Response Vehicle
JGSDF – Japanese Ground Self-Defence Force
JHP – Jacketed hollow point
JLTA – Javelin Composite Launch Tube
JMAC – Joint Medium-calibre Automatic Cannon
JPO – Joint Project Office
JSC – Joint Steering Committee
JSCS – Joint Service Combat Shotgun
JSDFA – Japanese Self-Defence Force Agency
JSP – Jacketed Soft Point
JSSAMP – Joint Services Small Arms Master Plan
JSSAP – Joint Services Small Arms Programme
KAAV – Korean Armoured Amphibious Vehicle
KAC – Knight's Armament Company
KE – Kinetic energy
KEC – Kaman Electromagnetics Corporation
KEM – Kinetic Energy Missile
kg – kilogramme(s)
KIA – Killed in Action
KIFV – Korean Infantry Fighting Vehicle
KPA – Korean People's Army
L/O – Liaison Officer
LAAG – light anti-aircraft gun
LAAM – Light Anti-Aircraft Missile
LAAW – Light Anti-Tank Assault Weapon
LAD – light aid detachment
LADS – light air defense system
LAG – Light Artillery Gun
LALO – Low Altitude Low Opening
LAM – Laser Aiming Module
LAPES – Low-Altitude Parachute Extraction System
LAR – Light Automatic Rifle
LASER – Light Amplification by Stimulated Emission of Radiation
LASIP – Light Artillery System Improvement Plan
LATS – Light Armoured Turret System
LAU – Light Armoured Unit
LAV – Light Armored Vehicle
LAV – Light Assault Vehicle
LAV-AD – Light Armored Vehicle – Air Defense
LAW – light anti-tank weapon
LB – Long Barrel
LC – Laser Collimator
LCAC – Landing Craft Air Cushion
LCD – Liquid crystal display
LCS – Loader Control System
LCU – Landing Craft Utility
LCV – Light Contingency Vehicle (LCV)
LD – Low drag- Line of Departure
LE – Law Enforcement
LED – light emitting diode
LEP – Life Extension Programme
LEU – Launcher Erector Unit
LF – ATGW Light Forces' Anti-Tank Guided Weapon
LF – Linked Feed
LFHG – Lightweight Fragmentation Hand Grenade
LFL – Light Fighter Lethality
LIA – Linear Induction Accelerator
LIMAWS – Lightweight Mobile Artillery Weapon System
LION – Lightweight Infra-red Observation Night sight
LIW – Lyttleton Engineering Works
LKP – Loader Keyboard Panel
LLAD – low-level air defence
LLLTV – low light level television
LLM – Launcher Loader Module
LMAW – Light Multi-purpose Assault Weapon
LMG – light machine gun
LNS – Land Navigation System
LNS – Laying and Navigation System
LOAL – Lock-On After Launch
LOBL – Lock-On Before Launch
LOC – Line Of Communication
LOS – Line Of Sight
LOSAT – Line Of Sight Anti-Tank
LP – Liquid Propellant
LP – Listening Post
LPC – Launch Pod Container
LPC – Launcher Pod Carrier
LPG – Liquid Propellant Gun
LPO – Leading Petty Officer
LPT – Low-Profile Turret
LPTS – Lightweight Protected Turret System
LR – Long Rifle
LR – Long-Range
LRAR – Long Range Artillery Rocket
LRASS – Long-Range Advanced Scout System
LRAT – long-range anti-tank
LRBB – long-range base bleed
LRD – Long Range Deflagrator
LRF – laser rangefinder
LRF – Low Recoil Force
LRHB – long-range hollow base
LRIP – Low-Rate Initial Production
LRM – Laser Rangefinder Module
LRN – Lead Round Nose
LRN – Low Recoil NORICUM
LRRP – Long Range Reconnaissance Patrol
LRSA – Long Range Sniper Ammunition
LRSU – Long Range Surveillance Unit
LRU – Launcher Replenishment Unit
LRU – Line Replacement Unit
LRU – Line-Replaceable Unit
LRW – Light Repair Works (Indian Army)
LSB – Landing Support Battalion
LSS – Lightweight Shotgun System
LSVW – Light Support Vehicle- Wheeled (Canada)
LSW – Light Support Weapon
LTA – Launch Tube Assembly
LTD – Laser Target Designator
LTFCS – Laser Tank Fire-Control System
LTP – Laser Target Pointer- Luminesant Training Projectile
LUTE – Lightweight Uncooled Thermal Imager Equipment
LVA – landing vehicle assault
LVS – Lightweight Video Sight
LVT – Landing Vehicle Tracked
LVTC – Landing Vehicle Tracked Command
LVTE – Landing Vehicle Tracked Engineer
LVTH – Landing Vehicle Tracked Howitzer
LVTP – Landing Vehicle Tracked Personnel
LVTR – Landing Vehicle Tracked Recovery
LWC – Lead Wad Cutter
LWIR – Long Wave Infrared
LWL – LightWeight Launcher
LWML – LightWeight Multiple Launcher
LWMS – LightWeight Modular Sight
LWS – laser warning system
LWT – light weapon turret
LZ – landing zone
m – metre(s)
m/s – metres per second
MAB – Marine Amphibious Brigade
MABS – Marine Air Base Squadron
MAC – Medium Armored Car
MAC – Military Airlift Command
MACS – Marine Air Control Squadron
MACS – Modular Artillery Charge System
MADLS – Mobile Air Defence Launching System
MAF – Marine Amphibious Force
MAG – Marine Aircraft Group
MAGTEC – Marine Air/Ground Training & Education Command
MAGTF – Marine Air/Ground Task Force
MAHEM – Magnetohydrodynamic Explosive Munition
MALOS – Miniature Laser Optical Sight
MALS – Marine Air Logistics Squadron
MAMBA – Mobile Artillery Monitoring Battlefield Radar
MANPADS – Man Portable Air Defense System
MAOV – Mobile Artillery Observation Vehicle
MAP – Military Aid Programme
MAPS – Modular Azimuth Position System
MAR – Micro Assault Rifle
MARDI – Mobile Advanced Robotics Defence Initiative
MARDIV – Marine Division
MARS – Mini Assault Rifle System
MARS – Multiple Artillery Rocket System
MARS – Multi-purpose Aiming Reflex Sight
MASS – Marine Air Support Squadron
MATCS – Marine Air Traffic Control Squadron
MATSG – Marine Air Training Support Group
MAU(SOC) – Marine Amphibious Unit (Special Operations Capable)
MAV – maintenance assist vehicle
MAVD – MLRS Aim Verification Device
MAW – Marine Air Wing
MBA – main battle area
MBB – Messerschmitt-Bцlkow-Blohm
MBC – Mortar Ballistic Computer
MBT – main battle tank
MCISRE – Marine Corps Intelligence- Surveillance- and Reconnaissance Enterprise
MCLOS – Manual Command to Line Of Sight
MCRV – Mechanised Combat Repair Vehicle
MCS – Microclimate Conditioning System
MCS – modular charge system
MCSK – Mine Clearance System Kit
MCT – Medium Combat Tractor
MCT – Mercury Cadmium Telluride
MCV – Mechanised Combat Vehicle
MCWL – Marine Corps Warfighting Laboratory
MCWS – Minor Calibre Weapons Station
MDB – Multi Domain Battle
MDMP – Military Decision Making Process
MDU – Map Display Unit
MEB – Marine Expeditionary Brigade
MEDEVAC – Medical Evacuation
MEF – Marine Expeditionary Force
MENS – Mission Element Need Statement
MEP – Modular Explosive Penetrator
MEPS – Military Entrance Processing Station
METL – Mission Essential Task List
METO – Middle East Treaty Organisation; CENTO or Baghdad Pact
METT-TC – Mission- Enemy- Terrain and weather- Troops and support available
METT-TSL – Mission- Enemy- Terrain and weather- Troops and fire support available
MEU(SOC) – Marine Expeditionary Unit (Special Operations Capable)
MEV – medical evacuation vehicle
MEWS – Mobile Electronic Warfare System
MEWSS – Mobile Electronic Warfare Support System
MF – multifunction
MFC – Mortar Fire Control(ler)
MFCS – Multi-Fire Control System/Mortar Fore Control System
MFCV – Missile Fire-Control Vehicle
MFF – munition filling factory
MG – machine gun
MGB – Medium Girder Bridge
MGL – Multiple Grenade Launcher
MGS – Mobile Gun System
MGTS – MultiGun Turret System
MGU – Mid-course Guidance Unit
MI – Military Intelligence
MIA – Missing In Action
MICOM – Missile Command
MICV – mechanised infantry combat vehicle
MILAN – Missile d'Infantrie Léger Antichar (light infantry anti-tank missile)
MILES – Multiple Integrated Laser Engagement System
MILSPEC – Military Specification
MILSTAN – MILitary STANdard
MILSTAR – MILitary Strategic and Tactical Relay
MIPS – Medium Integrated Propulsion System
MIR - Mechanized Infantry Regiment (Sri Lanka)
MIRV - Multiple independently targetable reentry vehicle
MLA – Manufacturing Licence Agreement
MLC – Military Load Class
MLC – Modular Load Carrier
MLF – Marine Logistics Force
MLI – Mid-Life Improvement
MLO – Muzzle Loaded Ordnance
MLR – Marine Logistics Regiment
MLRS – Multiple Launch Rocket System
mm – millimetre(s)
MMBF – mean miles between failures
MMG – Medium Machine Gun
MMS – mast-mounted sight
MMS – Modular Mounting System
MNVD – Monocular Night Vision Device
MoA – Memorandum of Agreement
MOA – Minute Of Angle
MoD – Ministry of Defence
MODA – Ministry of Defence and Aviation
MOLF – Modular Laser Fire Control (Germany)
MOLLE – MOdular Lightweight Load-carrying Equipment
MOPP – Mission Oriented Protective Posture
MOS – Military Occupational Specialty
MoU – Memorandum of Understanding
MOUT – Military Operations in Urban Terrain (urban warfare)
MP – Machine Pistol
MPBAV – MultiPurpose Base Armoured Vehicle
MPC – MultiPurpose Carrier (Netherlands)
MPDS – Missile Piercing Discarding Sabot
MPGS – Mobile Protected Gun System
MPI – Mean Point of Impact
MPIM – MultiPurpose Individual Munition
MPM – MultiPurpose Munition
MPS – Maritime Prepositioning Ships
MPV – Multi-Purpose Vehicle
MPWS – Mobile Protected Weapon System
MR – Medium Range
MRAP – Mine Resistant Ambush Protected (Vehicle)
MRAR – MultiRole Assault Round
MRAV – MultiRole Armoured Vehicle
MRBF – mean rounds before failure
MRBS – mean rounds between stoppages
MRE – Meal Ready to Eat
MRS – multiple rocket system
MRS – muzzle reference system
MRSI – Multiple Round Simultaneous Impact
MRV(R) – Mechanised Recovery Vehicle (Repair)
MRVR – Mechanised Repair and Recovery Vehicle
MSL – Missile
MSR – Main Supply Route
MSR – Missile Simulation Round
MSSG – MAU/MEU Service Support Group (USMC)
MSTAR – Man-portable Surveillance and Target Acquisition Radar
MSV – Modular Support Vehicle
MT – mechanical time
MTB – Mobility TestBed
MTBF – Mean Time Between Failure
MTI – moving target indication
MTL – Materials Technology Laboratory
MTR – Mobile Test Rig
MTSQ – mechanical time and super-quick
MTSQ – Mechanical Time Semi-Quick
MTU – Motoren- und Turbinen-Union
MTVL – mobile tactical vehicle light
MUGS – Multipurpose Universal Gunner Sight
MULE – Modular Universal Laser Equipment
MUSS – Multifunctional Selfprotection System
MV – muzzle velocity
MVEE – Military Vehicles and Engineering Establishment
MVRS – Muzzle Velocity Radar System
MWCS – Marine Wing Communications Squadron
MWHS – Marine Wing Headquarters Squadron
MWS – Manned Weapon Station
MWS – Modular Weapon System
MWSG – Marine Wing Support Group
MWSS – Marine Wing Support Squadron
NATO – North Atlantic Treaty Organisation
NAVSEA – Naval Sea Systems Command
NBC – Nuclear- Biological- Chemical
NBMR – NATO Basic Military Requirement
NCIS – Naval Criminal Investigative Service
NCO – Non-Commissioned Officer (US- E-4 – E-9)
NCOIC – Non-Commissioned Officer In Charge
NDI – Non-Developmental Item
NDU – Navigation Display Unit
NFOV – Narrow Field Of View
NG – New/Next Generation
Ni/Cd – Nickel Cadmium
NLAW – Next Light (weight) Anti-armour Weapon
NLOS-C – Non-Line Of Sight-Cannon
NLOS-M – Non-Line Of Sight-Mortar
NOD(s) – Night Optical Device(s)
NRF – NATO Response Force
NS – Network Services
NTC – National Training Center
NUGP – nominal unit ground pressure
NV – Night Vision
NVD – Night Vision Device
NVE – Night Vision Equipment
NVESD – Night Vision and Electronic Sensors Directorate
NVG – Night Vision Goggle
NVS – Night Vision System
NZDF – New Zealand Defence Force
NZEF – New Zealand Expeditionary Force (in WWI & WWII)
NZSAS - New Zealand Special Air Service
OBR – Optical Beam-Riding
OCC – Obus à Charge Creusé (shaped-charge shell)
OCOKA – Observation and fields of fire- Cover and concealment
OCSW – Objective Crew-Served Weapon
OCU – Operational Centre Unit
ODE – Ordnance Development and Engineering (Singapore)
OEG – Occluded Eye Gunsight (a type of Collimator sight)
OEO – optical and electro-optical
OFSA – Objective Family of Small Arms
OFSA – One Size Fits All
OFW – Objective Force Warrior
OHWS – Offensive Hand Weapon System
OIC – Officer In Charge
OICW – Objective Individual Combat Weapon
OOTW – Operations Other Than War
OP – Observation post
OP – Operators Panel
OPCON – OPerational CONtrol
OPDW – Objective Personal Defense Weapon
OPORD – OPerations Order
OPSEC – OPerational SECurity
OPV – Observation Post Vehicle
OSS (USAF) – Operational Support Squadron
OSW – Objective Sniper Weapon
OSW (USAF) – Operational Support- Weather
OT – operational test
OTA – overflight top attack
OTEA – Operational Test and Evaluation Agency
P – How pack howitzer
P-38 — P-38 can opener
P3I – Pre-Planned Product Improvements
PABD – Pay Entry Base Date
PAR – pulse acquisition radar
PAT – power-assisted traverse
PC – Personal Computer
PCB – printed circuit board
PCC – Police Compact Carbine
PCI – Pre-combat inspection
PD – Point Defense
PD – point detonating
PD – Point of Departure
PDNA – Positioning Determining/Navigation Unit
PDRR – Program Definition and Risk Reduction
PDW – Personal Defence Weapon
PE – MoD Procurement Executive
PE – Peace Enforcement
PEC – Printed Electronic Circuits
PFD – proximity fuze disconnector
PFHE – prefragmented high-explosive
PFPX – prefragmented proximity fuzed
PGMM – Precision Guided Mortar Munition
PH – Probability of Hit
Pi – Probability of incapacitation
PIAT – Projector- Infantry- Anti Tank
PIBD – Point Initiating Base Detonated
PID – Positive Identification
PIE – pyrotechnically initiated explosive
PIP – Product Improvement Programme
PL – Phase Line
PLA – People's Liberation Army
PLARS – Position Location And Reporting System
PLC – Programmable Logic Control
PLF – protective line of fire
PLO – Palestinian Liberation Army
PLOS – Predicted Line Of Sight
PLS – Palletised Load System
PM – porte mortier (mortar carrier)
PM – Product Manager
PMCS – Preventative Maintenance Checks and Services
PMEE – U.S. Air Force abbreviation for Prime Mission Electronic Equipment
PMO – Program Management Office
PMO – Provost Marshall's Office
PMOD – Platform Modifications
PMS – Pedestal-Mounted Stinger
PNU – Position Navigation Unit
POA&M – Plan Of Action & Milestones
POF – Pakistan Ordnance Factory
POS – Postes Optiques de Surveillance
POW – Prisoner(s) of War
PPI – plan position indicator
PPS – Precise Positioning Service
PRAC – practice
PRAC-T – practice tracer
PRI – projector reticle image
PRP – Personnel Reliability Program
PSD – Propulsion System Demonstrator
PSO – Peace Support Operations
PSS – Primary Sight System
PTO – power take-off
PVP – Petit Véhicule Protégé
PW – Prisoner of War
PWI-SR(GR) – Panser Wagen Infanterie-Standaard (Groep)
PWP – Plasticised White Phosphorus
PWR – Power
QCB – Quick Change Barrel
QE – Quadrant Elevation
QRF – Quick Reaction Force
RA – Royal Artillery
RAA – Royal Australian Artillery
RAAF – Royal Australian Air Force
RAAM – Rifle-launched Anti-Armour Munition
RAAMS – Remote Anti-Armor Mine System
RAC – Royal Armoured Corps
RADIRS – Rapid Deployment Multiple Rocket System
RAE – Royal Aircraft Establishment- Royal Aircraft Establishment (Farnborough)
RAE – Royal Australian Engineers- Australian Combat Engineers
RAF – Royal Air Force
RAM-D – reliability- availability- maintainability and durability
RAN – Royal Australian Navy
RAO – Rear Area Operations
RAP – Regimental Aid Post
RAP – rocket-assisted projectile
RAPI – Reactive Armour Protection
RARDE – Royal Armament Research and Development Establishment
RATAC – Radar de Tir pour L'Artillerie de Campagne (radar for field artillery fire)
RATELO – Radio Telephone Operator
RAW – Rifleman's Assault Weapon
RBL – Range and Bearing Launch
RC/MAS – Reserve Component/Modified Armament System
RCAAS – Remote-Controlled Anti-Armor System
RCAF – Royal Canadian Air Force
RCC – ROLAND Coordination Center
RCDU – Remote-Controlled Defence Unit
RCL – Recoilless rifle
RCN – Royal Canadian Navy
RCS – Radar Cross Section
RCT – Regimental Combat Team
RCT – Royal Corps of Transport
RCV – Robotic Command Vehicle
RDF – Rapid Deployment Forces
RDF/LT – Rapid Deployment Force Light Tank
RDJTF – Rapid Deployment Joint Task Force
RDT&E – Research Development Test and Evaluation
REME – Royal Electrical and Mechanical Engineers
RF – Rimfire
RFA – Royal Field Artillery
RFAS – Russian Federation and Associated States
RFC – Royal Flying Corps
RFI – request for information
RFP – request for proposals
RFPI – Rapid Force Projection Initiative
RFQ – Request For Quotations
RGGS – Rifle Grenade General Service
RHA – rolled homogeneous armour
RHA – Royal Horse Artillery
RIN – the former Royal Indian Navy
RIS – Rail Interface System
RISE – Reliability Improved Selected Equipment
RLC – Royal Logistic Corps
RLEM – Rifle-Launched Entry Munition
RLG – Ring Laser Gyro
RLT – Regimental Landing Team
RMG – ranging machine gun
RN – Royal Navy
RNZAF – Royal New Zealand Air Force
RNZN – Royal New Zealand Navy
RO – Royal Ordnance
ROBAT – Robotic Counter-Obstacle Vehicle
RoC – Republic of China
ROC – required operational characteristics
ROE – Rules Of Engagement
ROF – Rate of fire
ROF – Royal Ordnance Factory
RoK – Republic of Korea
RoKIT – Republic of Korea Indigenous Tank
RoKMC – Republic of Korea Marine Corps
ROR – range only radar
ROTA – Royal Ordnance Training Ammunition
RP – Red phosphorus
RP – rocket-propelled
RPC – Rocket Pod Container
RPG – Rocket-propelled grenade
RPG – Ruchnoy Protivotankovy Granatomyot
RPV – Remotely piloted vehicle
RR – Recoilless rifle
RRPR – Reduced Range Practice Rocket
RRT – Radio Recon Team
RRTR – Reduced Range Training Round
RSAF – Royal Small Arms Factory
RSN – Role Specialist Nation
RSS – Rosette Scanning Seeker
RTE – Rifle Team Equipment
RTT – Roues Transporteur de Troupes
RUC – Royal Ulster Constabulary
RWS – Remote weapon system (or station)
s – second(s)
S&W – Smith & Wesson
SABCA – Société Anonyme Belge de Constructions Aéronautiques
SABR – Selectable Assault Battle Rifle
SABS – Stabilizing Automatic Bomb Sight
SAC – Small Arms Collimator
SACLOS – Semi-Automatic Command to Line Of Sight
SADA – Standard Advanced Dewar Assembly
SADARM – Sense And Destroy Armor
SADF – South African Defence Force
SAE – Society of Automotive Engineers
SAF – Small Arms Fire
SAFCS – Small Arms Fire Control System
SAFIRE – Surface-to-Air Fire
SAL – semi-active laser
SAM – surface-to-air missile
SAMM – Société d'Applications des Machines Motrices
SANDF – South African National Defence Force
SANG – Saudi Arabian National Guard
SAP – Semi-Armour-Piercing
SAPHEI – Semi-Armour-Piercing High Explosive Incendiary
SAPI – semi-armour-piercing incendiary
SAS – Special Air Service
SAS-EAS – Sealed Authenticator System – Emergency Action Procedures
SASR – Special Air Service Regiment
SASR – Special Application Sniper Rifle
SAT – Small Arms Trainer
SATCP – Systиme Anti-aérien à Trиs Courte Portée
SAVA – Standard Army Vectronics Architecture
SAW – Squad Automatic Weapon
SAWS – Squad Automatic Weapon System
SB – Short Barrel
SCORE – Stratified Charge Omnivorous Rotary Engine
SD – self-destruct(ion)
SEAL – Sea/Air/Land
SEALOCK – Search- Locate- and Communicate or Kill
SEATO – Southeast Asia Treaty Organisation
SEME – School of Electrical and Mechanical Engineering
SEN – shell extended range NORICUM
SEP – Soldier Enhancement Programme
SFCS – Simplified Fire-Control System
SFIM – Société de Fabrication d'Instrument de Mesure
SFIRR – solid fuel integral rocket/ramjet
SFM – Sensor Fuzed Munitions
SFMG – Sustained Fire Machine Gun
SFSW – Special Forces Support Weapon
SFW – Special Forces Weapon
SGTS – Second-Generation Tank Sight
SH/PRAC – squash head practice
SHORAD – Short-Range Air Defence System
shp – shaft horsepower
SIC – Second in Command
SICPS – Standard Integrated Command Post Systems
SINCGARS – Single Channel Ground/Air Radio System
SIP – System Improvement Plan/Programme
SIPS – Small Integrated Propulsion System
SJFN – Semi-Jacketed Flat Nose
SJHP – Semi-Jacketed Hollow Point
SKOT – Sredni Kolowy Opancerzny Transporter (armoured personnel carrier)
SLA - Sri Lanka Army
SLAC - Sri Lanka Armoured Corps
SLAF - Sri Lanka Air Force
SLAGSE - Sri Lanka Army General Service Corps
SLAOC - Sri Lanka Army Ordnance Corps
SLAP – saboted light armor penetrator
SLAPC - Sri Lanka Army Pioneer Corps
SLASC - Sri Lanka Army Service Corps
SLAW – Shoulder-Launched Assault Weapon
SLAWC - Sri Lanka Army Women's Corps
SLCG - Sri Lanka Coast Guard
SLCMP - Sri Lanka Corps of Military Police
SLE - Sri Lanka Engineers
SLEME - Sri Lanka Electrical and Mechanical Engineers
SLEP – Service Life Extension Program
SLLI - Sri Lanka Light Infantry
SLMC - Sri Lanka Army Medical Corps
SLN - Sri Lanka Navy
SLNG - Sri Lanka National Guard
SLR – Self-Loading Rifle
SLR – Super Low Recoil
SLRC - Sri Lanka Rifle Corps
SLSR - Sri Lanka Sinha Regiment
SLWAGL – Super Light Weight Automatic Grenade Launcher
SM – smoke
SMAW – Shoulder-launched Multi-purpose Assault Weapon
SMG – sub-machine gun
SMK – Smoke
Smoke – BE smoke base ejection
Smoke – WP smoke white phosphorus
SMP – Surface Mine Plough
SMU – Special Mission Unit
SNAFU – Situation Normal- All Fouled Up
SNCO – Staff Non-Commissioned Officer
SNCOIC – Staff Non-Commissioned Officer In Charge
SOCOM – Special Operations Command
SOF – Special Operations Force(s)
SOG – Speed Over Ground
SOP – Standing/Standard Operational Procedure(s)
SOS – Struck Off Strength
SP – self-propelled
SP – Shore Patrol
SP – Soft Point
SPAAG – self-propelled anti-aircraft gun
SPAAM – self-propelled anti-aircraft missile
SPAG – self-propelled assault gun
SPARK – solid propellant advanced ramjet kinetic energy missile
SPAS – Special Purpose Automatic Shotgun
SPATG – self-propelled anti-tank gun
SPAW – self-propelled artillery weapon
SPG – self-propelled gun
SPH – self-propelled howitzer
SPL – self-propelled launcher
SPLL – Self-propelled Loader Launcher
SPLY – Supply
SPM – self-propelled mortar
SPP – Special Purpose Pistol
SPR – Special Purpose Rifle
SPS – Standard Positioning Service
SPSM – Sensorgezundete Panzerabwehr SubMunition
SPW – Special Purpose Weapon
SR – Short Rifle
SR – Staff Requirement
SRAW – Short Range Assault Weapon
SRC – Space Research Corporation
SRG – shell replenishment gear
SRI – Short Range Insert
SRTS – Short Range Thermal Sight
SRU – Shop Replaceable Unit
SRU – Slip Ring Unit
SRV – Surrogate Research Vehicle
SSA – Special Spaced Armour
SSG – Single Shot Gun
SSK – Single Shot Kill
SSW – Squad Support Weapon
ST – Staff Target
ST6 - seal team six
STA – shell transfer arm
STAB – Steered Agile Beams
STAFF – Small Target Activated Fire-and-Forget
STANAG – STANdardisation Agreement
STARTLE – Surveillance and Target Acquisition Radar for Tank Location and Engagement
STE/ICE – Simplified Test Equipment/Internal Combustion Engine
STOVL – Short Take Off and Vertical Landing
STUP – spinning tubular projectile
SUB – SUBstitute
SUC – Square Ultra Compact
SUIT – Sight Unit Infantry Trilux
SUSAT – Sight Unit Small Arms Trilux
SWARM – Stabilised Weapon and Reconnaissance Mount
SWAT – Special Weapons And Tactics
SWC – Semi WadCutter
SWS – Sniper Weapon System
T – Tracer
TACBE – Tacbe
TACMS – Army Tactical Missile System
TACOM – Tank-automotive and Armaments Command
TACP - Tactical Air Control Party
TAD – Temporary Additional Duty (Naval Services term)Temporary Duty
TADDS – Target Alert Display Data Set
TADS – Target Acquisition and Designation System
TAM – Tanque Argentino Mediano
TAS – Target Acquisition Subsystem
TAS – tracking adjunct system
TAS – Turret Attitude Sensor
TBAT – TOW/Bushmaster Armored Turret
TC – Tank Commander- also Truck Commander
TCO – Tactical Combat Operations
TCTO – Time-Compliance Technical Order
TCU – tactical control unit
TD – Tank Destroyer
TDCS – Tank Driver Command System
TDD – Target Detection Device
TDR – Target Data Receiver
TDY – Temporary Duty
TE – Tangent Elevation
TEL – Transporter-Erector-Launcher
TELAR – Transporter-Erector-Launcher And Radar
TES – Tactical Environment Simulation
TES – target engagement system
TGMTS – Tank Gunnery Missile Tracking System
TGP – Targeting pod
TGP – Terminally Guided Projectile
TGS – Tank Gun Sight
TGSM – terminally guided submunition
TGTS – tank gunnery training simulator
TI – thermal imaging/imager
TIC – Troops In Contact
TICM – thermal imaging common modules
TIIPS – Thermal Imaging and Integrated Position System
TIM – Thermal Imaging Module
TIPU – Thermal Image Processing Units
TIRE – Tank Infra-Red Elbow
TIS – thermal imaging system
TLC – Transport Launching Container
TLD – Top Level Demonstrations
TLE – Treaty Limited Equipment
TLP – Troop Leading Procedures
TLR – Tank Laser Rangefinder
TLS – Tank Laser Sight
TM&LS – Textron Marine & Land Systems
TMBC – Turret Management Ballistic Computer
TMP – Tactical Machine Pistol
TMS – Turret Modernisation System
TMUAS – Turreted Mortar Under Armor System
TNT – Trinitrotoluene
TO – Technical Order
TOE – table of organisation and equipment
TOGS – Thermal Observation and Gunnery System
TOP – Total Obscuring Power
TOPAS – Transporter Obrneny Pasovy
TOTE – Tracker- Optical Thermally Enhanced
TOW – Tube-launched- Optically tracked- Wire command link guided
TP – Target Practice
TPCM – Target Practice Colour-Marking
TPDS – Target Practice Discarding Sabot
TP-FL – target practice flash
TPFSDS-T – target practice fin-stabilised discarding sabot – tracer
TP-S – or TPS Target Practice-Spotting/Signature
TP-SM – target practice – smoke
TP-SP – target practice – spotting
TP-T – target practice – tracer
TPTF – Target Practice Time Fuzed
TR – Triple Rail
TRACER – Tactical Reconnaissance Armoured Combat Equipment Requirement
TRACKSTAR – Tracked Search and Target Acquisition Radar System
TRADOC – Training and Doctrine Command
TSFCS – Tank Simplified Fire-Control System
TSQ – time and super-quick
TSR – Tavor Sporting Rifle
TT – transport de troupes (troop transporter)
TTB – Tank TestBed
TTD – Transformation Technology Demonstrator
TTG – Time To Go
TTS – Tank Thermal Sight
TU – Terminal Unit
TU – Traversing Unit
TUA – TOW Under Armor
TUR – Tiefflieger-Ьberwachungs-Radar (low-level surveillance radar)
TV – Television
TWD – Thermal Warning Device
TWMP – Track Width Mine Plough
TWS – Thermal Weapon Sight
TYDP – Ten Year Defence Programme (Australia)
UAV – Unmanned Aerial Vehicle
UBLE – Universal Bridge Launching Equipment
UCVP – Universal Combat Vehicle Platform
UDR – Ulster Defence Regiment
UET – Universal Engineer Tractor
UGV – Unmanned Ground Vehicle
ULC – Unit Load Container
UMA – Universal Mounting Adapter
UMP – Universal Machine Pistol
USA – United States of America/United States Army
USAADS – U.S. Army Air Defense School
USAAF – United States Army Air Forces
USAARMS – U.S. Army Armor School
USAAVNS – U.S. Army Aviation School
USAF – United States Air Force
USCG – United States Coast Guard
USMC – United States Marine Corps
USN – United States Navy
USP – Universal Self-loading Pistol
UTL – Universal Tactical Light
UTM – Universal Transverse Mercator
UTS – Universal Turret System
UV – Ultraviolet
UW – Urban warfare
V – Volt(s)
VAB – Véhicule de l'Avant Blindé (front armoured car)
VAB – Vickers Armoured Bridgelayer
VADS – Vulcan Air Defense System
VAE – Vehiculo Armado Exploracion
VAK – Vehicle Adaptor Kit
VAPE – Vehiculo Apoyo y Exploracion
VARRV – Vickers Armoured Repair and Recovery Vehicle
VARV – Vickers Armoured Recovery Vehicle
VBC – Véhicule Blindé de Combat (armoured combat vehicle)
VBCI – Véhicule Blindé de Combat d'Infanterie
VBL – Véhicule Blindé Léger (light armoured vehicle)
VBM – Véhicules Blindés Modulaires
VC – Vehicle Commander
VCA – Véhicule Chenillé d'Accompagnement (tracked support vehicle)
VCC – Veicolo Corazzato de Combattimento
VCG – Véhicule de Combat du Genie (armoured engineer vehicle)
VCI – Véhicule de Combat d'Infanterie; Vehiculo combate infanteria (infantry combat vehicle)
VCP – Vehicle Check Point
VCR – variable compression ratio
VCR – Véhicule de Combat à Roues (wheeled combat vehicle)
VCR/AT – Véhicule de Combat à Roues/Atelier Technique (salvage)
VCR/IS – Véhicule de Combat à Roues/Intervention Sanitaire (stretchers)
VCR/PC – Véhicule de Combat à Roues/Poste de Commandement (HQ)
VCR/TH – Véhicule de Combat à Roues/Tourelle HOT (turret with four HOT ATGW)
VCR/TT – Véhicule de Combat à Roues/Transport de Troupes (troop carrier)
VCTIS – Vehicle Command and Tactical Information System
VCTM – Vehiculo de Combate Transporte de Mortero (armoured mortar carrier)
VCTP – Vehiculo de Combate Transporte de Personal (armoured personnel carrier)
VDA – Véhicule de Défense Anti-aérienne (anti-aircraft defence vehicle)
VDAA – Véhicule d'Auto-Défense Anti-aérienne
VDC – Voltage Direct Current
VDM – viscous damped mount
VDSL – Vickers Defence Systems Ltd
VDU – visual display unit
VEC – Vehiculo de Exploraciòn de Caballerie
VEDES – Vehicle Exhaust Dust Ejection System
VERDI – Vehicle Electronics Research Defence Initiative
VHIS – visual hit indicator system
VIB – Véhicule d'Intervention du Base
VIDS – Vehicle Integrated Defence System
VINACS – Vehicle Integrated Navigation and Command System
VIRSS – Visual and InfraRed Smoke Screening System
VITS – Video Image Tracking Systems
VLAP – Velocity-enhanced Long-range Artillery Projectile
VLC – Véhicule Léger de Combat (light armoured car)
VLI – Visible Light Illuminator
VLSMS – Vehicle-Launched Scatterable Mine System
VMA – Marine Light Attack Squadron
VMA(AW) – Marine All-Weather Attack Squadron
VMAQ – Marine Electronic Warfare Attack Squadron
VMBT – Vickers Main Battle Tank
VMF – Marine Fighter Squadron
VMFA – Marine Fighter Attack Squadron
VMFA(AW) – Marine All-Weather Fighter Attack Squadron
VMFP – Marine Aerial Reconnaissance Squadron
VMGR – Marine Aerial Refueler/Transport Squadron
VMM – Marine Tilt-rotor (MV-22B) Squadron
VMR – Marine Transport Squadron
VMS – Vehicle Motion Sensor
VMU – Marine Unmanned Aerial Vehicle Squadron
VNAS – Vehicle Navigation Air System
VRL – Véhicule Reconnaissance Léger (light reconnaissance vehicle)
VSEL – Vickers Shipbuilding and Engineering Ltd
VT – variable time (fuse)
VTOL – Vertical Take-Off and Landing aircraft
VTP – véhicule transport de personnel (personnel carrier)
VTT – véhicule transport de troupe (troop transporter)
VVSS – vertical volute spring suspension
VXB – Véhicule Blindé à Vocations Multiples (multipurpose armoured car)
WAAC – Women's Auxiliary Army Corps and individual members of; obsolete
WAC – Women's Army Corps and individual members of; obsolete
WAF – Women (in the) Air Force and individual members of; obsolete
WAM – Wide Area Mines
WAMI – Wide Area Motion Imagery
WAPC – Wheeled Armoured Personnel Carrier (Canada)
WASAD – Wide Angle Surveillance and Automatic Detection Device
WAV – Wide Angle Viewing
WAVES – Women Accepted for Volunteer Emergency Service (USN); obsolete
WES – Wing Engineer Squadron (USMC)
WFOV – Wide Field Of View
WFSV – Wheeled Fire Support Vehicle (Canada)
WHA – Weapons Head Assembly
WHSA – Weapons Head Support Assembly
WLR – Weapon Locating Radar
WM – Woman/Women Marine(s)
WMD – Weapon(s) of Mass Destruction
WMRV – Wheeled Maintenance and Recovery Vehicle (Canada)
WP – white phosphorus
WP-T – white phosphorus – tracer
WSM – Winchester Short Magnum
WTS – Wing Transportation Squadron (USMC)
XO – Executive Officer
YMRS – Yugoslav multiple rocket system
ZULU – GMT/UTC
AC power plugs and sockets
AS/NZS 3112
Cheater plug
Electrical wiring in Hong Kong
Europlug
GOST 7396
IEC 60309
IEC 60320
IEC 60906-1
IECEE
Industrial and multiphase power plugs and sockets
NEMA connector
Perilex
Power distribution unit
PowerCon
Schuko
Carbon dioxide
FLiBe
FLiNaK
Heavy water
Helium
Lead
Lead-bismuth eutectic
Mercury (element)
NaK
Sodium
ACCC conductor
Aerial cable
Armoured cable
Copper conductor
Copper-clad aluminium wire
Distributed temperature sensing
Electrical wiring
Electrical wiring in North America
Extension cord
High-voltage cable
Mineral-insulated copper-clad cable
Neher–McGrath
Portable cord
Power cord
Radio frequency power transmission
Shaft voltage
Single-wire transmission line
Steel wire armoured cable
T-antenna
Thermoplastic-sheathed cable
Tough rubber-sheathed cable
Twin and earth
VLF cable testing
...as fuck - AF
^† kk  - end of a conversation
adieu - +u
afford -  a4d
and or en – n
anyone -  any1 or ne1
are – r
As Far As I Know - AFAIK
As Soon As Possible - ASAP
At - @
At The Moment - ATM
ate – 8
Away From Keyboard - AFK
be – b
Because - B/C or BC
before - b4
Best Friend
Best Friend Forever
Boyfriend - BF
Boyfriend Forever - BFF
By The Way - BTW
Bye For Now - BFN
Chicks - CHX
Chuckling For All to Hear - CFATH
easy – ez
end  - nd
enjoy  - njoy
for or four – 4
For The Win - FTW
for you - 4u
For Your Information - FYI
forget -  4get
Get The Fuck Out - GTFO
Girlfriend - GF
great -  gr8
Haha - hh
hate -  h8
Have A Nice Day - HAND
Hugs And Kisses - HAK or XOXO
I Don’t Know - IDK
I don't care - IDC
I don't know - IDK
I Hate You - IH8U
I have no idea - IHNI
I Love You - ILU or ILY
In My Humble Opinion - IMHO
In My Opinion - IMO
Just Kidding - JK
Just so you know - JSYK
Keep It Simple Stupid - KISS
Kill yourself - KYS
Laughing Out Loud - LOL
Love - <3
Loving The Weather Today - LTWT or LWT or LW
Message - MSG
no one  - no1
No problem - NP
oh – o
Oh My Fucking God - OMFG
Oh My God - OMG
okay - k (or kk†)
On The Way - OTW
Please - PLZ
Rolling On The Floor Laughing - ROFL or ROTFL
Sealed With a Kiss - SWAK
see or sea – c
See You - C U
see you - cu or cya
See You Later - C U L8R
Shaking My Head (disapproval/frustration) - SMH
Shut The Fuck Up - STFU
Significant Other - SO
So What’s Your Problem? - SWYP
someone - sum1
Stop What You're Doing - SWYD
Such A Laugh - SAL
Talk To You Later - TTYL
Tears In My Eyes - TIME
Thank you - THX or TU
Thanks - THNX or THX
That Makes Sense - TMS
Thinking of You - TOU
to too or two – 2
today -  2day
tomorrow - 2mro/ 2mo or tmr
tune -  2ne
What Are You Doing - WYD
What Do You Mean By That - WDUM
What The Fuck - WTF
What The Hell - WTH
Where Are You At - WYA
why – y
won or one – 1
wonderful - 1drfl
you – u
You’re On Your Own - YOYO
your and you're -  - ur
You're Welcome - YW
MC3 connector
MC4 connector
Radox connector
Tyco connector
Tyco Solarlok
Automatic watch
Capacitive micromachined ultrasonic transducers
Current sensing techniques
Digital micromirror device
Displacement receiver
Electroactive polymers
Electromagnetic acoustic transducer
Fessenden oscillator
Hall effect sensor
Headphones
Humistor
Interdigital transducer
Microelectromechanical systems
Orthomode transducer
Piezoelectric accelerometer
Piezoelectricity
Piezomagnetism
Plasma speaker
PMUT
Potentiometer
Relay
Sauerbrey equation
Sensor
Smart transducer
Synchro
Tactile sensor
Tactile transducer
Transducer
Velocity receiver
Vibration-powered generator
Wax thermostatic element
Wind transducer
Agbioeletric
Amorphous metal transformer
Arrhenius equation
Austin transformer
Autotransformer
Balun
Buchholz relay
Buck–boost transformer
Bushing (electrical)
Capacitor voltage transformer
Center tap
Circle diagram
Compensation winding
Condition monitoring of transformers
Copper loss
Current transformer
Delta-wye transformer
Dissolved gas analysis
Distribution transformer
Earthing Transformer
Electrical insulation paper
Energy efficient transformer
Flyback transformer
Growler (electrical device)
High-leg delta
Hybrid coil
Induction coil
Induction regulator
Instrument transformer
Isolation transformer
Isolation transformer (dry)
Leakage inductance
Linear variable differential transformer
Magnet wire
Magnifying transmitter
Metadyne
Modulation transformer
Neon-sign transformer
Open-circuit test
Oudin coil
Padmount transformer
Paraformer
Planar transformers
Polarity (mutual inductance)
Polychlorinated biphenyl
Polyphase coil
Prolec GE
Quadrature booster
Repeating coil
Resolver (electrical)
Resonant inductive coupling
Rotary transformer
Rotary variable differential transformer
Scott-T transformer
Severity factor
Short-circuit inductance
Short-circuit test
Simulation of transformer
Stacking factor
Synchro
Tap changer
Tesla coil
Toroidal inductors and transformers
Transformer oil
Transformer oil testing
Transformer types
Trembler coil
Trigger transformer
Variable-frequency transformer
Vector group
Zigzag transformer
APC Smart-UPS
Apcupsd
Canovate
Diesel rotary uninterruptible power supply
Eaton BladeUPS
Network UPS Tools
Amandine (garnish)
Amuse-bouche
Apéritif and digestif
Aspic
Au jus
Baeksuk
Bain-marie
Baker
Baking
Barbecue
Basting (cooking)
Blackening (cooking)
Braising
Brigade de cuisine
Brining
Broasting
Brochette
Browning (partial cooking)
Brunoise
Butcher
Butterflying
Caramelization
Charcuterie
Chef
Chef de cuisine
Chef de partie
Chiffonade
Coddling
Concasse
Confit
Confiture
Cordon bleu (dish)
Creaming (food)
Culinary name
Curdling
Curing (food preservation)
Deep frying
Deglazing (cooking)
Degustation
Dicing
Duxelles
Engastration
Fillet (cut)
Flambé
Foam (culinary)
Food presentation
Forcemeat
Fricassee
Frying
Garde manger
Garnish (food)
Gentle frying
Glaze (cooking technique)
Grilling
Hors d'oeuvre
Indirect grilling
Jambonneau
Julienning
Kneading
Maceration (food)
Marination
Matignon (cuisine)
Meat tenderness
Mincing
Mirepoix (cuisine)
Mixed grill
Molecular gastronomy
Mushimono
Noke (worms)
Pan frying
Parbaking
Parboiling
Pastry chef
Pellicle (cooking)
Picada
Pickling
Poaching (cooking)
Potée
Pressure cooking
Pressure frying
Proofing (baking technique)
Purée
Quenelle
Recovery time (culinary)
Reduction (cooking)
Rillettes
Roasting
Rotisserie
Roulade
Roux
Sauce
Saucier
Sautéing
Savoriness
Searing
Seasoning
Separating eggs
Shallow frying
Shirred eggs
Shocking (cooking)
Simmering
Smoking (cooking)
Smothering (food)
Souring
Sous chef
Sous-vide
Spatchcock
Spherification
Steaming
Steeping
Stew
Stir frying
Stuffing
Sugar panning
Supreme (cookery)
Sweating (cooking)
Toast
Umami
Cross-cultural
Cross-cultural competence
Cultural appropriation
Cultural health
Cultural invention
Cultural jet lag
Cultural landscape
Cultural literacy
Cultural pessimism
Cultural reproduction
Culturgen
Information commons
Intercultural theatre
Interculturalism
Pantribal sodality
Sex client
Sociocultural evolution
Transculturalism
Transculturation
Abstract (summary)
Academic audit
Academic bias
Academic paper mill
Academic probation
Academic quarter (class timing)
Academic Senate
Academic tenure
Academic titles
Academic year
Academy (educational institution)
Accreditation mill
Alma mater
Alumni magazine
Alumnus
Author editing
Begabtenprüfung
Bursary
Campus tour
Common Room (university)
Congregation (university)
Contemplative education
Convocation
Diploma mill
Doctoral advisor
Duplicate publication
Easter term
Edupunk
Emeritus
Epiphany term
Essay mill
Exhibition (scholarship)
Faculty (academic staff)
Faculty award
Faculty consulting
Fast abstract
Festschrift
Field Schools
FUTON bias
Graduate assistant
Hochbegabtenstudium
IMRAD
Independent scholar
Intellectual inbreeding
Intellectual synthesis
Intersession
Journal club
Ladok
Lay scholar
Least publishable unit
Lecture
Lent term
Liberal bias in academia
Matriculation
Michaelmas term
Multiple Jeopardy
Multiplex (titles)
Nachlass
Nation (university)
Ordinance (university)
Ordinary (lecture)
Oxbridge reject
Porters' lodge
Privatdozent
Propaedeutics
Prospectus (university)
Public Orator
Publication bias
Publish or perish
Research statement
Round table (discussion)
Salutatorian
Seminar
Sister college
Student assistant
Summer term
Trinity term
University council
University don
Valedictorian
Victory lap (academia)
Writing fellow
Aboiteau
Anden
Biennial bearing
Breadbasket
Bustan (garden)
Convertible husbandry
Dead hedge
Degree day
Dosing
Dummy head
Earsh
Earthing up
Emblements
Fertigation
Foodshed
Fructus naturals
Growing degree-day
Growing region
Growing season
Hardiness (plants)
Hardiness zone
Hay buck
Headland (agriculture)
Hilling
Horse trading
Hydroseeding
Monocropping
Monoculture
Polyculture
Puddling (agriculture)
Sheaf (agriculture)
Shmita
Sprigging
Storage clamp
Swathe
Technology treadmill
Terminal market
Terrace (agriculture)
Threshing stone
Tillage
Topping (agriculture)
Vernalization
Virtual water
Waterlogging (agriculture)
Windrow
Winkler index
Yield mapping
Zafra (agriculture)
Agora
Amphora
Anthropic units
Artifact (archaeology)
Assemblage (archaeology)
Association (archaeology)
Cradle of civilization
Disjecta membra
Foundation deposit
Glyph
Holocene calendar
Occupation earth
Porticus
Proto-city
Virtual archaeology
Waterlogging (archeology)
Architectural coatings
Area (architecture)
Built environment
Cavetto
Ekistics
Flex space
Floor plan
Holdout (real estate)
Landscript
Maenianum
Materiality (architecture)
Openwork
Performative architecture
Proportion (architecture)
Sagitta (geometry)
Skyline
Staircase tower
Transarchitecture
Walipini
Bas-relief
Chiaroscuro
Chinese ritual bronzes
Godless Painters
Grand-disciple
Low relief
Low-relief
Masterpiece
Openwork
Pinxit
Polychrome
Proper right
Provenance
Reception piece
Repoussé and chasing
Sculpture
Sfumato
a.c. – absolutely continuous
a.e. – almost everywhere
A.M. – arithmetic mean
A.P. – arithmetic progression
a.s. – almost surely
AC – Axiom of Choice
acrd – inverse chord function
adj – adjugate of a matrix
Ai – Airy function
AL – Action limit
Alt – alternating group
arccos – inverse cosine function
arccosec – inverse cosecant function
arccot – inverse cotangent function
arccsc – inverse cosecant function
arcexc – inverse excosecant function
arcexcosec – inverse excosecant function
arcexcsc – inverse excosecant function
arcexs – inverse exsecant function
arcexsec – inverse exsecant function
arcosech – inverse hyperbolic cosecant function
arcosh – inverse hyperbolic cosine function
arcoth – inverse hyperbolic cotangent function
arcsch – inverse hyperbolic cosecant function
arcsec – inverse secant function
arcsin – inverse sine function
arctan – inverse tangent function
arctan2 – inverse tangent function with two arguments
arg – argument of
arg max – argument of the maximum
arg min – argument of the minimum
arsech – inverse hyperbolic secant function
arsinh – inverse hyperbolic sine function
artanh – inverse hyperbolic tangent function
atan2 – inverse tangent function with two arguments
Aut – automorphism group
bd – boundary. (Also written as fr or ∂)
Bi – Airy function of the second kind
Bias – bias of an estimator
c.f. – cumulative frequency
Card – cardinality of a set
cdf – cumulative distribution function
char – characteristic of a ring
Chi – hyperbolic cosine integral function
Ci – cosine integral function
cis – cos + i sin function
Cl – conjugacy class
cl – topological closure
cod/ codom – codomain
cok/ coker – cokernel
conv – convex hull of a set
Cor – corollary
corr – correlation
cos – cosine function
cosec – cosecant function
cosech – hyperbolic cosecant function
cosh – hyperbolic cosine function
cosiv – coversine function
cot – cotangent function
coth – hyperbolic cotangent function
cov – covariance of a pair of random variables
cover – coversine function
covercos – covercosine function
covers – coversine function
crd – chord function
csc – cosecant function
csch – hyperbolic cosecant function
ctg – cotangent function
curl – curl of a vector field
cvc – covercosine function
cvs – coversine function
def – define or definition
deg – degree of a polynomial
del – del/ a differential operator
det – determinant of a matrix or linear transformation
dim – dimension of a vector space
div – divergence of a vector field
dkl – decalitre
DNE – a solution for an expression does not exist/ or is undefined. Generally used with limits and integrals
dom – domain of a function. (Or/ more generally/ a relation.)
Ei – exponential integral function
End – categories of endomorphisms
epi – epigraph of a function
Eqn – equation
erf – error function
erfc – complementary error function
etr — exponent of the trace
exc — excosecant function
excosec — excosecant function
excsc — excosecant function
exp – exponential function
exp1m – exponential minus 1 function
expi – cos + i sin function
expm1 – exponential minus 1 function
exs — exsecant function
exsec — exsecant function
Ext – Ext functor
ext – exterior
extr – a set of extreme points of a set
FIP – finite intersection property
FOL – first-order logic
fr – boundary. (Also written as bd or ∂.)
Frob – Frobenius endomorphism
G.M. – geometric mean
G.P. – geometric progression
Gal – Galois group. (Also written as Γ.)
gcd – greatest common divisor of two numbers. (Also written as hcf.)
gd – Gudermannian function
GF – Galois field
GL – general linear group
glb – greatest lower bound. (Also written as inf.)
grad – gradient of a function
H.M. – harmonic mean
hacover – hacoversine function
hacovercos – hacovercosine function
hacovers – hacoversine function
hav – haversine function
havercos – havercosine function
hcc – hacovercosine function
hcf – highest common factor of two numbers
hcv – hacoversine function
HOL – higher-order logic
Hom – Hom functor
hom – hom-class
hot - Higher Order Term
HOTPO - Half Or Triple Plus One
hvc – havercosine function
hyp – hypograph of a function
iff – if and only if
iid – independent and identically distributed random variables
im – image
Im – imaginary part of a complex number
inf – infimum of a set
int – interior
ker – kernel
lb – binary logarithm (log2)
lcm – lowest common multiple or least common multiple of two numbers
ld – binary logarithm (log2)
lerp – linear interpolation
lg – common logarithm (log10) or binary logarithm (log2)
LHS – left-hand side of an equation
li – logarithmic integral function or linearly independent
Li – offset logarithmic integral function
lim – limit of a sequence/ or of a function
lim inf – limit inferior
lim sup – limit superior
ln – natural logarithm/ loge
ln1p – natural logarithm plus 1 function
lnp1 – natural logarithm plus 1 function
log – logarithm. (If without a subscript/ this may mean either log10 or loge.)
logh – natural logarithm/ loge
LST – language of set theory
lub – least upper bound
M.I. – mathematical induction
max – maximum of a set
min – minimum of a set
mod – modulo
mtanh – modified hyperbolic tangent function
mth – modified hyperbolic tangent function
mx – matrix
NAND – not-and in logic
No. – number
NOR – not-or in logic
NTS – need to show
ob – object class
ord – ordinal number of a well-ordered set
pdf – probability density function
pf – proof
PGL – projective general linear group
pmf – probability mass function
Pr – probability of an event
PSL – projective special linear group
QED – "Quod erat demonstrandum"/ a Latin phrase used at the end of a definitive proof.
QEF – "quod erat faciendum"/ a Latin phrase sometimes used at the end of a construction.
ran – range of a function.
rank – rank. (Also written as rk.)
Re – real part of a complex number
resp – respectively
RHS – right-hand side of an equation
rk – rank. (Also written as rank.)
RMS/ rms – root mean square
rng – non-unital ring
rot – rotor of a vector field
RTP – required to prove
RV – Random Variable
s.t. – such that or so that or subject to
sec – secant function
sech – hyperbolic secant function
seg – initial segment of
sem – haversine function
SFIP – strong finite intersection property
sgn – signum function
Shi – hyperbolic sine integral function
Si – sine integral function
sin – sine function
sinc – sinc function
sinh – hyperbolic sine function
siv – versine function
SL – special linear group
Soln – solution
sp – linear span of a set of vectors
Spec – spectrum of a ring
st – standard part function
STP – [it is] sufficient to prove
sup – supremum of a set
supp – support of a function
Sym – symmetric group (Sym)
tan – tangent function
tanh – hyperbolic tangent function
TFAE – the following are equivalent
tg – tangent function
tgn – tangent function
Thm – theorem
Tor – Tor functor
Tr – trace/ either the field trace/ or the trace of a matrix or linear transformation
undef – a function or expression is undefined
v - [volume]
var – variance of a random variable
vcs – vercosine function
ver – versine function
vercos – vercosine function
vers – versine function
W^5 – which was what we wanted. Synonym of Q.E.D
walog – without any loss of generality
wff – well-formed formula
whp – with high probability
wlog – without loss of generality
WMA – we may assume
WO – well-ordered set
wp1 - with probability 1
wrt – with respect to or with regard to
WTP – want to prove
WTS – want to show
XOR – exclusive or in logic
ZF – Zermelo–Fraenkel axioms of set theory
ZFC – Zermelo–Fraenkel axioms (with the Axiom of Choice) of set theory

Birth, Time of Birth, Date of Birth, Month of Birth, Season of Birth, Year of Birth.

Death, Time of Death, Date of Death, Month of Death, Season of Death, Year of Death.

Shraaddha, Time of Shraaddha, Date of Shraaddha, Month of Shraaddha, Season of Shraaddha, Year of Shraaddha.

Education, Job, Marriage, Retirement, Death.

Job, Time of Joining of Job, Date of Joining of Job, Month of Joining of Job, Season of Joining of Job, Year of Joining of Job

Marriage, Time of Marriage, Date of Marriage, Month of Marriage, Season of Marriage, Year of Job

Divorce, Time of Divorce, Date of Divorce, Month of Divorce, Season of Divorce, Year of Divorce

Business, Time of Commenecemnt of Business, Date of Commenecemnt of Business, Month of Commenecemnt of Business, Season of Commenecemnt of Business, Year of Commenecemnt of Business

NPA - Non Performing Assets, Time of NPA - Non Performing Assets, Date of NPA - Non Performing Assets, Month of NPA - Non Performing Assets, Season of NPA - Non Performing Assets, Year of NPA - Non Performing Assets

Vaastu, East, West, North, South, North East, North West, South East, South West

Success, Achievement, Secured Life, Health, Wealth, Joy, Pleasure, Contented, Satisfaction, Happiness, Growth, fulfilment of Wishes, Career, Sports, Games, Hobbies, Internet, Wifi, Mobile, Social Media, Whatsapp, Facebook, Twitter, Linkedin, Youtube, Instagram, Google Plus, DoWhistle, Insurance, Mediclaim, Salary, Bonus, Gratuity, ESIC, PF, Pension, Investment, Stock Holding, Income Tax, GST, Import Export Code, Balance Sheet, Energy, Peace of Mind, Meditation, Yoga, Brahmamurta, Enabler, Alchemist, Prayer, Excercise, Diet, Vegetarian, Lifestyle, Addiction, Video Games, Newspaper, TV Channels, Internet Browisng, Research & Development, Innovation, Forensic Engineering Audit, Startup, Technology, Merger & Acquisitions, Advertising, Branding, Consultant, Advisor, Solution Providers, Digital Transformation, Human Resources, Placement Assistance, Self Enterpreneur, Trading, Broking, Marketing, Reselling, Stockist, Dealer, Distributors, value Addition, Business Exchange, Personal Relation(PR), Restructuring, Redesign, Subham karoti, Ram Raksha, Mantra, Tantra, Gayatri Mantra, Aarti, Maha Mrityunjaya Mantra, Atharvashirsha, Satya Narayn Pooja, Ganpati, Navratri, Govinda, Janmashtami, Diwali, Dasara, Holi, Akshatruteya, Rang Panchami, Gym, Aasan, Sanskrut, Routine Life.