AAB: Army Air Base
AAC: Army Air Corps
AAF: Army Air Forces
ATA: Air Transport Auxiliary (British)
ATC: Air Transport Command
B-4 Bag: Army-issued canvas bag
BOQ: Bachelor Officer Quarters
CAA: Civil Aeronautics Authority (1938–1940); Administration (1940–1958)
CPT: Civilian Pilot Training Program
ICA: Inter City Aviation
NACA: National Advisory Committee for Aeronautics
P: Pursuit, or fighter aircraft
PT: Primary Trainer
RAF: Royal Air Force (British)
RON: Remain Over Night
SPAR: Semper Paratus Always Ready (Women’s Coast Guard Auxiliary)
WAAC: Women’s Army Auxiliary Corps
WAC: Women’s Army Corps
WAFS: Women’s Auxiliary Ferrying Squadron
WASP: Women’s Airforce Service Pilots
WAVES: Women Accepted for Volunteer Emergency Service
WFTD: Women’s Flying Training Detachment
WPA: Works Progress Administration
WTS: War Training Service (followed CTP, 1941–1944)