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AAR after-action review
A&O assault and obstacle
ACE armored combat earthmover
ACR armored cavalry regiment
ACT air cavalry troop
ADA air defense artillery
A/L administrative/logistics
ALO air liaison officer
ALOC administrative/logistics operations center
AO area of operations
APERS antipersonnel (ammunition)
AT antitank
APC armored personnel carrier
arty artillery
AVLB armored vehicle launched bridge

BHL battle handover line
BP battle position
BUA built-up area

C2 command and control
cal caliber
CAS close air support
cbt combat
CBU cluster bomb unit
CEOI communications-electronics operation instructions
CEV combat engineer vehicle
CDR commander
CFV cavalry fighting vehicle
cGy/hr centigray(s) per hour
CHEMWARN chemical warning (message sent in the event of a friendly strike)
COA course of action
COMSEC communications security
COT counter obstacle team
CP command post
CS combat support
CSS combat service support
CTCP combat trains command post

DA Department of the Army
DS direct support
DS/R direct support/reinforcing

EA engagement area
engr engineer
EPW enemy prisoner of war
evac evacuate; evacuation
EW electronic warfare

1SG first sergeant
FA field artillery
FASCAM family of scatterable mines
FAC forward air controller
FEBA forward edge of the battle area
FIST fire support team
FLOT forward line of own troops
FM frequency modulation (radio); field manual
FPF final protective fires
FRAGO fragmentary order
FS fire support
FSCL fire support coordination line
FSE fire support element
FSO fire support officer
FSN fire support net

GLD ground laser designator
GPS global positioning system
GRREG graves registration
GSR ground surveillance radar

HC heavy concentration (smoke)
HE high explosive
HEMTT heavy expanded mobile tactical truck
HHT headquarters and headquarters troop
HMMWV high mobility multipurpose wheeled vehicle
HQ headquarters
hvy heavy

ICM improved conventional munitions
ID identification
IPB intelligence preparation of the battlefield
IR intelligence requirements
KIA killed in action
km kilometers

LACR light armored cavalry regiment
LC line of contact
LD line of departure
ldr leader
LID light infantry division
LO liaison officer
LOA limit of advance
LOGPAC logistics package
LRP logistics release point
lt light

maint maintenance
MBA main battle area
MCOO modified combined obstacle overlay
mech mechanized
METT-T mission, enemy, terrain, troops and time available
MFP mortar firing point
MICLIC mine clearing line charge
MOPP mission-oriented protection posture
mort mortar
MRB motorized rifle battalion
MRC motorized rifle company
MRE meals ready to eat
MRP motorized rifle platoon
MSR main supply route
MTOE modified table(s) of organization and equipment

NAI named area(s) of interest
NBC nuclear, biological, chemical
NCO noncommissioned officer
NCOIC noncommissioned officer in charge
NEO noncombatant evacuation operations
NET new equipment training
NPL no penetration line
NUCWARN nuclear warning (message sent in the event of a friendly strike)

obj objective
OCOKA observation and fields of fire, cover and concealment, obstacles, key terrain, avenues of approach (considerations in evaluating terrain as part of METT-T)
OEG operational exposure guidance
OI operations and intelligence
OIC officer in charge
OP observation post
OPCON operational control
OPLAN operation plan
OPORD operations order
OPSEC operations security

PAC personnel and administration center
PD point of departure
PEWS platoon early warning system
PIR priority intelligence requirements
PL phase line
PLL prescribed load list
plt platoon
PMCS preventive maintenance checks and services
POL petroleum, oils, and lubricants
POSNAV position navigation
PSG platoon sergeant
PW prisoner of war

recon reconnaissance; reconnoiter
REDCON readiness condition
RFA restricted fire area
RFL restricted fire line
R/GS reinforcing/general support
ROE rules of engagement
ROM refuel on the move
RP release point
rte route

S1 adjutant (US Army)
S2 intelligence officer (US Army)
S3 operations and training officer (US Army)
S4 supply officer (US Army)
SCO squadron commander
sec ldr section leader
SEE small emplacement excavator
SGLI Serviceman's Group Life Insurance
sgt sergeant
SIDPERS Standardization Installation/Division Personnel System
SIGSEC signal security
SITREP situation report
SOI signal operation instructions
SOP standing operating procedure
SP start point
sqd ldr squad leader

TAA tactical assembly area
TAC CP tactical command post
TACFIRE tactical fire direction system
TC tank commander
TIRS terrain index reference system
TOC tactical operations center
TOE table(s) of organization and equipment
TOW tube-launched, optically-tracked, wire- guided (missile)
TRADOC Training and Doctrine Command
TRP/trp target reference point; troop
TTP tactics, techniques, and procedures

UMCP unit maintenance collection point
UMT unit ministry team
US United States

veh vehicle

WIA wounded in action
wrkr wrecker
XO executive officer

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