AA
| antiaircraft |
AAA
| antiaircraft artillery |
AAF
| Army Air Forces |
AAFEC
| Army Air Forces Engineer Command |
AAFSC
| Army Air Forces Service Command |
AAI
| Allied Armies in Italy |
AASC
| Allied Air Support Command (Mediterranean) |
ABDA
| Australian-British-Dutch-American |
ABTF
| airborne task force |
ACMF
| Allied Central Mediterranean Force |
ADC
| assistant division commander |
AEAF
| Allied Expeditionary Air Force (Europe) |
AFGH
| Allied Force Headquarters (Mediterranean) |
AFPAC
| U.S. Army Forces in the Pacific |
ALFSEA
| Allied Land Forces South East Asia |
AMET
| Africa-Middle East Theater |
AMLG
| Allied Military Liaison Headquarters, Greece |
AMMISCA
| American Military Mission to China |
amph
| amphibian |
amphib
| amphibious |
amtrac
| amphibian tractor |
AP
| transport |
APD
| transport, high-speed |
armd
| armored |
ASC
| Air Support Command |
AT
| antitank |
ATC
| Air Transport Command |
Aus
| Australian |
AUS
| Army of the United States |
AVG
| American Volunteer Group (China) |
BB
| battleship |
BC
| bomber command |
BCT
| battalion combat team |
BEF
| Brazilian Expeditionary Force |
BLT
| boat landing team |
bn
| battalion |
Br
| British |
brig
| brigade |
BTE
| British Troops in Egypt |
CA
| heavy cruiser |
CACW
| Chinese-American Composite Wing |
CAI
| Chinese Army in India |
CAM
| Composite Army-Marine |
CATF
| Chinese Air Task Force |
Cav
| Cavalry |
CBI
| China-Burma-India |
CC
| combat command |
CCA
| Combat Command A |
CCB
| Combat Command B |
CCC
| Combat Command C |
CCD
| Combat Command D |
CCL
| Combat Command L |
CCR
| Combat Command R |
CCV
| Combat Command V |
CC1
| Combat Command 1 |
CC2
| Combat Command 2 |
cdo(s)
| commando(s) |
CG
| commanding general |
Ch
| Chinese |
CinC
| Commander in Chief |
CINCPAC
| Commander in Chief, U.S. Pacific Fleet |
CINCPOA
| Commander in Chief, Pacific Ocean Areas |
CL
| light cruiser |
CMF
| Citizen Military Forces (New Guinea) |
co
| company |
CO
| commanding officer |
COMAIRSOLS
| Commander Air Forces, Solomons |
COMCENPAC
| Commander Central Pacific |
COMINCH
| Commander in Chief |
COMSOPAC
| Commander South Pacific |
COSC
| Combined Operational Service Command |
COSSAC
| Chief of Staff to the Supreme Allied Commander (designate) |
CP
| command post |
CT
| China Theater, combat team |
CTF
| commander, task force |
CV
| aircraft carrier |
CVE
| aircraft carrier, escort |
DA ALPS
| Detachment d'Armée des Alpes |
DA ATL
| Detachment d'Armée de l'Atlantique |
DD
| destroyer |
div
| division |
E
| east, eastern |
EAC
| Eastern Air Command (CBI) |
EAM
| Ethniko Apeleftherotiko Metopo (National Liberation Front, Greece) |
engr(s)
| engineer(s) |
ETOUSA
| European Theater of Operations, USA |
FA
| field artillery |
FEAF
| Far East Air Force |
FEC
| French Expeditionary Force |
FF
| Free French |
FFI
| Forces Françaises de l’Intérieur |
FFO
| Forces Françaises de l’Ouest |
FMF
| Fleet Marine Force |
FO
| field order |
Fr
| French |
G–2
| Intelligence section of divisional or higher headquarters |
G–4
| Supply and evacuation section of divisional or higher headquarters |
Gds
| Guards |
GHQ
| General Headquarters |
gli
| glider |
GMT
| Greenwich mean time |
GO
| general orders |
gp
| group |
HALPRO
| Air operation against Rumanian oil fields, 1942 |
hq
| headquarters |
I.
| Island |
IBT
| India-Burma Theater |
Ind
| Indian |
Inf
| Infantry |
Is
| Islands |
ISCOM
| Island Commander |
JCS
| Joint Chiefs of Staff |
JWC
| Joint War Plans Committee |
LANDFOR
| landing force |
LCI
| landing craft, infantry |
LCI(G)
| landing craft, infantry, gun |
LCM
| landing craft, mechanized |
LCVP
| landing craft, vehicle and personnel |
LOC
| line of communications |
LRP
| long-range penetration |
LST
| landing ship, tank |
M.
| Mont, Monte, etc. (Italy and Sicily only) |
MAAF
| Mediterranean Allied Air Forces |
MAC
| Marine Amphibious Corps |
MAG
| Marine Aviation Group |
Mar
| Marine |
MATAF
| Mediterranean Allied Tactical Air Force |
ME
| Middle East |
MEF
| Middle East Forces |
MG
| machine gun |
MLR
| main line of resistance |
MP
| military police |
MSR
| main supply route |
MTB
| motor torpedo boat |
mtn
| mountain |
MTOUSA
| Mediterranean Theater of Operations, USA |
N
| north, northern |
NAAF
| Northwest African Air Force |
NATO
| North African Theater of Operations |
NCAC
| Northern Combat Area Command (Burma) |
NEI
| Netherlands East Indies |
NGVR
| New Guinea Volunteer Reserve |
NTLF
| Northern Troops and Landing Force |
NZ
| New Zealand |
OPL
| outpost line |
OPLR
| outpost line of resistance |
PA
| Philippine Army |
Pac
| Pacific |
Para
| parachute |
PBM
| patrol search plane |
PC
| Philippine Constabulary |
PG
| patrol vessel, gunboat |
PGC
| Persian Gulf Command |
PGSC
| Persian Gulf Service Command |
P.I.
| Philippine Islands |
PIB
| Papuan Infantry Battalion |
POA
| Pacific Ocean Areas |
Pol
| Polish |
prov
| provisional |
PS
| Philippine Scouts |
pt
| point |
PT
| patrol vessel, motor torpedo boat |
Pz
| Panzer |
QM
| quartermaster |
R
| river |
RAAF
| Royal Australian Air Force |
RAF
| Royal Air Force |
rcn
| reconnaissance |
RCT
| regimental combat team |
regt
| regiment |
reinf
| reinforced |
RN
| Royal Navy |
RR
| railroad |
S
| south, southern |
S.
| San, Sant, Santa, etc. (Italy and Sicily only) |
SACMED
| Supreme Allied Commander, Mediterranean |
SAF
| Strategic Air Force |
SBD
| "Dauntless" single-engine Navy scout-bomber |
SEAC
| Southeast Asia Command |
sep
| separate |
SHAEF
| Supreme Headquarters, Allied Expeditionary Force |
SOPAC
| South Pacific |
SOS
| Services of Supply |
SPM
| self-propelled mount |
sq
| squadron |
SS
| Schutzstaffel (Elite Guard) |
SSF
| Special Service Force |
STLF
| Southern Troops and Landing Force |
SWPA
| Southwest Pacific Area |
TAF
| Tactical Air Force |
TD
| tank destroyer |
TF
| task force |
TOT
| time on target |
tr
| troop |
U.K.
| United Kingdom |
U.S.
| United States |
USA
| U.S. Army |
USAAF
| U.S. Army Air Forces |
USAAFUK
| U.S. Army Air Forces in the United Kingdom |
USAFBI
| U.S. Army Forces, British Isles |
USAFFE
| U.S. Army Forces, Far East |
USAFIA
| U.S. Army Forces in Australia |
USAFICPA
| U.S. Army Forces in Central Pacific Area |
USAFIME
| U.S. Army Forces in the Middle East |
USAFISPA
| U.S. Army Forces in the South Pacific Area |
USASOS
| US. Army Services of Supply |
USFIA
| U.S. Forces in Australia |
USFIP
| U.S. Forces in the Philippines |
USMC
| U.S. Marine Corps |
USN
| U.S. Navy |
USSAFE
| U.S. Strategic Air Forces in Europe |
USSR
| Union of Soviet Socialist Republics |
USSTAF
| U.S. Strategic Air Forces |
VAC
| V Amphibious Corps |
W
| west, western |
WDAF
| Western Desert Air Force |