A
Acft: Aircraft
ACG: Air Commando Group (USAAF)
ACS: Air Commando Squadron (USAAF)
AF: Air Force
ANR: Aeronautica Nazionale Repubblicana (Italian Air Force, Post Capitulation)
Ar: Arado (German Aircraft Manufacturer)
AVG: American Volunteer Group (Flying Tigers)
B
B: Bomber Aircraft Designator (USAAF)
Bf: Bayerische Flugzeugwerke (German Aircraft Manufacturer)
BMW: Bayerische Motoren Werke (German Engine Manufacturer)
C
C: Cargo Aircraft Designator (USAAF)
CG: Composite Group (USAAF)
CR: Celistino Rosatelli (Italian Aircraft Designer)
CV: Aircraft Carrier (USN)
CVE: Aircraft Carrier, Escort (USN)
CVEG: Carrier Air Group, Escort (USN)
CVG: Carrier Air Group (USN)
CVG(N): Carrier Air Group, Night (USN)
CVL: Aircraft Carrier, Light (USN)
CVLG: Carrier Air Group, Light (USN)
CVLG(N): Carrier Air Group, Light, Night (USN)
D
DB: Daimler-Benz (German Engine Manufacturer)
Do: Dornier (German Aircraft Manufacturer)
E
E: Enlisted
EAG: Enterprise Air Group (USN)
EJG: Ergänzungs Jagdgeschwader (Luftwaffe Replacement Training Fighter Wing)
F
F: Fighter Aircraft Designator (USN, USMC)
FAA: Fleet Air Arm (Royal Navy)
FG: Fighter Group (USAAF)
FG(P): Fighter Group (Provisional) (USAAF)
Fi: Fieseler (German Aircraft Manufacturer)
FS: Fighter Squadron (USAAF)
FS(P): Fighter Squadron (Provisional) (USAAF)
FTG: Fighter Training Group
FTS: Fighter Training Squadron
Fw: Focke Wulf (German Aircraft Manufacturer)
G
G: Giuseppe Gabrielli (Italian Aircraft Designer)
GO: General Officer
Gr: Group
H
HAG: Hornet Air Group (USN)
He: Heinkel (German Aircraft Manufacturer)
HLeLv: Hävittäjälentolaivue (Finnish Fighter Squadron, abbreviation became effective on 14 Feb 1944)
I
IAR: Industria Aeronautica Romana (Romanian Aircraft Manufacturer)
Il: Ilyushin (Soviet Aircraft Manufacturer)
J
JAAF: Japanese Army Air Force
JG: Jagdgeschwader (Luftwaffe Fighter Wing)
(J)/LG: Jagd Lehrgeschwader (Luftwaffe Fighter Tactical Evaluation or Training Wing)
JNAF: Japanese Navy Air Force
Ju: Junkers (German Aircraft Manufacturer)
JV: Jagdverband (Luftwaffe Fighter Unit)
L
La: Lavochkin (Soviet Aircraft Manufacturer)
LAG: Lexington Air Group (USN)
LaGG: Lavochkin-Gorbunov-Gudkov (Soviet Aircraft Manufacturer)
LeLv: Lentolaivue (Finnish Fighter Squadron, abbreviation effective from May, 1942 to 14 Feb 1944)
LG: Lehrgeschwader (Luftwaffe Tactical Evaluation or Training Wing)
LLv: Lentolaivue (Finnish Fighter Squadron, abbreviation effective up to May, 1942)
M
M-B: Montefusco-Bonet (Italian Air Force)
MC: Mario Castoldi (Italian Aircraft Designer)
MCVG: Carrier Air Group (USMC)
Me: Messerschmitt (German Aircraft Manufacturer)
MiG: Mikoyen-Gurevich (Soviet Aircraft Manufacturer)
Mk: Mark
N
NAF: Numbered Air Force (USAAF)
NCO: Non-Commissioned Officer
NFS: Night Fighter Squadron (USAAF)
(N)/JG: Nacht Jagdgeschwader (Luftwaffe Night Fighter Wing)
O
O: Officer
P
P: Pursuit Aircraft Designator (USAAF)
PG: Pursuit Group (USAAF)
PS: Pursuit Squadron (USAAF)
PS(P): Pursuit Squadron (Provisional) (USAAF)
PZL: Panstwowe Zaklady Lotnicze (Polish Aircraft Manufacturer)
R
RAAF: Royal Australian Air Force
RAF: Royal Air Force
RAG: Ranger Air Group (USN)
RAuxAF: Royal Auxiliary Air Force
RCAF: Royal Canadian Air Force
Re: Reggiane (Italian Aircraft Manufacturer)
RIAF: Royal Indian Air Force
RNZAF: Royal New Zealand Air Force
S
SAAF: South African Air Force
SAG: Saratoga Air Group (USN)
SF: Scouting Force (USAAF)
SG: Schlachtgeschwader (Luftwaffe Ground Attack Wing)
(s.J)/LG: Schwere Jagd Lehrgeschwader (Luftwaffe Heavy Fighter Tactical Evaluation or Training Wing)
Sq: Squadron
Sqdn: Squadron
StG: Sturzkampfgeschwader (Luftwaffe Dive Bomber Wing)
(St)/LG: Sturzkampf Lehrgeschwader (Luftwaffe Dive Bomber Tactical Evaluation or Training Wing)
T
TRG: Tactical Reconnaissance Group (USAAF)
TRS: Tactical Reconnaissance Squadron (USAAF)
U
USAAC: United States Army Air Corps
USAAF: United States Army Air Force
USMC: United States Marine Corps
USN: United States Navy
V
VBF: Fighter-Bomber Squadron (USN)
VF: Fighter Squadron (USN)
VF(N): Night Fighter Squadron (USN)
VMF: Fighter Squadron (USMC)
VMF(N): Night Fighter Squadron (USMC)
W
WAG: Wasp Air Group (USN)
W/O: Warrant Officer
Y
YAG: Yorktown Air Group (USN)
Yak: Yakovlev (Soviet Aircraft Manufacturer)
Z
ZG: Zerstörergeschwader (Luftwaffe Destroyer Wing)