Glossary
Note: In usage the original meaning of code names frequently becomes corrupted.
| AAB | Army Air Base |
| AACS | Army Airways Communications System |
| AAFAC | Army Air Forces Antisubmarine Command |
| AAFIB | Army Air Force in Great Britain |
| AAG | Air Adjutant General |
| ABDACOM | American-British-Dutch-Australian Command |
| ABDAIR | Air Commander, American-British-Dutch-Australian Command |
| AC | Air Corps |
| AC/AS | Assistant Chief of Air Staff |
| A/Cdre. | Air Commodore |
| ACFC | Air Corps Ferrying Command |
| ACM | Air Chief Marshal |
| AC/S | Assistant Chief of Staff |
| ACTS | Air Corps Tactical School |
| Actv. | Activation |
| AD | Air Depot |
| ADC | Alaska Defense Command |
| ADP | Airport Development Program |
| AEF | American Expeditionary Force |
| AFACE | Assistant Chief of Air Staff-5 |
| AFACT | Assistant Chief of Air Staff, Training |
| ATAEP | Assistant Chief of Air Staff, Plans |
| AFAFC | Ferrying Command |
| AFATC | Air Transport Command |
| AFCAS | Chief of Air Staff |
| AFCC | Air Force Combat Command |
| AFDAS | Deputy Chief of Air Staff |
| AFDMR | Directorate of Military Requirements |
| AFDOP | Directorate of Personnel |
| AFMOP | Directorate of Organizational Planning |
| AFPMP | Military Personnel Division |
| AFRDB | Directorate of Bombardment |
| AFRIT | Directorate of Individual Training |
| AFROM | Movements and Operations Division |
| AFSC | Air Force Service Command |
| AFSHO | Office of Air Force History |
| AG | Adjutant General |
| AGF | Army Ground Forces |
| AGO | Office of The Adjutant General |
| AGWAR | Adjutant General, War Department |
| AI | Airborne interception |
| AIPO | American Institute of Public Opinion |
| AL | American Liaison |
| ALUSNA | United States Navy attaché |
| AM | Air Marshal |
| ANIMISCA | American Military Mission in China |
| AMSEG | Cable designation for Asmara Headquarters Traffic |
| ANZAC | Allied naval task force for protection of South Pacific route, February—March 1942 |
| AOC | Air Officer Commanding |
| Aquila | Tenth Air Force Headquarters |
| AQUILA, FORCE | Advanced bombing detachment for China–Burma–India theater |
| AR | Army Regulation |
| ARCADIA | Washington conference, 20 December 1941–14 January 1942 |
| AS | Air Service |
| ASC | Air Service Command |
| ASTS | Air Service Tactical School |
| ASV | Air to surface vessel |
| ASW | Antisubmarine warfare |
| AS/W | Assistant Secretary of War |
| ATC | Air Transport Command |
| ATFERO | Atlantic Ferrying Organization |
| ATIS | Allied Translator and Intelligence Service |
| ATSC | Air Technical Service Command |
| AVG | American Volunteer Group |
| AVM | Air Vice Marshal |
| AWPD | Air War Plans Division |
| BB | Battleship |
| BC | Bomber Command |
| BLACK, JPB | U.S. Joint Board plan for seizure of Dakar |
| BLUIE EAST 2 | Angmagssalik, Greenland |
| BLUIE WEST 1 | Narsarssuak, Greenland |
| BLUIE WEST 8 | Sondre Stromfjord, Greenland |
| BOLERO | Build-up of American armed forces in the United Kingdom |
| BR | Task Force Britain |
| CAA | Civil Aeronautics Administration (Authority) |
| C/AAF | Chief of Army Air Forces |
| C/AC | Chief of the Air Corps |
| CAIRO | Task force for defense of Egypt |
| C/AS | Chief of Air Service; Chief of Air Staff |
| CATF | China Air Task Force |
| CCRC | Combat Crew Replacement Center |
| CCS | Combined Chiefs of Staff |
| CG | Commanding General |
| CINCAF | Commander in Chief, Air Force |
| CinCPac | Commander in Chief, Pacific |
| CM | Cable message |
| CMTC | Combined Military Transportation Committee |
| CNAC | China National Aviation Corporation |
| C/NO | Chief of Naval Operations |
| CO | Commanding Officer |
| Com. | Communications |
| Comdr. | Commander |
| Comdt. | Commandant |
| COMINCH | Commander in Chief, U.S. Navy |
| Comp. | Composite |
| ComSoPac | Commander South Pacific |
| CPS | Combined Planning Staff |
| CRYSTAL | Weather station |
| C/S | Chief of Staff |
| CSA | Chief of Staff, U.S. Army |
| CSigO | Chief Signal Officer |
| DC/S | Deputy Chief of Staff |
| DD | Destroyer |
| Det. | Detachment |
| D/P | Directorate of Personnel (British) |
| ED | Engineering Division |
| EDATC | Eastern Division, Air Transport Command |
| EDC | Eastern Defense Command |
| ESF | Eastern Sea Frontier |
| ETO | European Theater of Operations |
| ETOUSA | European Theater of Operations, United States Army |
| FC | Ferrying Command; Fighter Command |
| FEAF | Far East Air Force |
| FEASC | Far East Air Service Command |
| FIVE ISLANDS | Task force for defense of South Pacific ferry bases |
| FO | Field Order |
| GASC | Ground Air Support Command |
| G/C | Group Captain |
| GCI | Ground controlled interception |
| GHQ | General Headquarters |
| GHQAF | General Headquarters Air Force |
| GO | General Order |
| GOC | General Officer Commanding |
| GSF | Gulf Sea Frontier |
| GYMNAST | U.S. Joint Board plan for seizure of Casablanca |
| HALPRO | Bombing detachment for China–Burma–India theater |
| HB | Heavy bomber |
| IFF | Identification friend or foe |
| Incl. | Inclosed; inclosure |
| Ind. | Indorsement |
| Intel. | Intelligence |
| Intr. | Interrogation |
| I&S | Intelligence and Security |
| JAC | Joint Aircraft Committee |
| JANAC | Joint Army-Navy Assessment Commission |
| JB | Joint Board |
| JCS | Joint Chiefs of Staff |
| JPC | Joint Planners Committee |
| JPS | Joint Planning Staff |
| JSP | Joint Staff Planners |
| JUNIOR | Twelfth Air Force |
| JUSSC | Joint United States Security Committee |
| LB | Light bomber |
| MA | Military attaché |
| MAB | Munitions Assignments Board |
| MAG | Marine aircraft group |
| MAGNET | Plan for U.S. troops to replace British troops in Northern Ireland |
| MAP | Ministry of Aircraft Production |
| Mat. | Materiel |
| MB | Medium bomber |
| MD | Materiel Division |
| MEW | Microwave early warning |
| MID | Military Intelligence Division |
| MILID | Military Intelligence Division |
| MIS | Military Intelligence Service |
| NACA | National Advisory Committee for Aeronautics |
| NADATC | North Atlantic Division, Air Transport Command |
| NANCF | North Atlantic Naval Coastal Frontier |
| Necal | New Caledonia |
| NEI | Netherlands East Indies |
| OCAC | Office of the Chief of the Air Corps |
| ONI | Office of Naval Intelligence |
| OPD | Operations Division, War Department General Staff |
| ORS | Operational Research Section |
| OTU | Operational training unit |
| PAA | Pan American Airways |
| PAAF | Pan American Air Ferries, Inc. |
| PINETREE | Headquarters, VIII Bomber Command, High Wycombe |
| PM | Prime Minister |
| POA | Pacific Ocean Area |
| POPPY | New Caledonia Task Force |
| PPI | Plan position indicator |
| PRO | Public Relations Office |
| RAAF | Royal Australian Air Force |
| Rad. | Radiogram |
| RAF | Royal Air Force |
| RAFDEL | Royal Air Force delegation |
| RAINBOW No. 5 | Joint basic war plan (1941) for offense in Europe and defense in Pacific |
| RCAF | Royal Canadian Air Force |
| Recon. | Reconnaissance |
| ROUNDUP | Plan for invasion of western Europe, spring 1943 |
| SADU | Sea-Search Attack Development Unit |
| S/AS | Secretary of Air Staff |
| SE | Single engine |
| Sec. | Section; Secretary |
| SHADOW 82 | Plan for Army Air Forces to understudy and relieve Royal Air Force fighter units in Northern Ireland |
| SLEDGEHAMMER | Plan for emergency landing in western Europe, October–November 1942 |
| S/N | Secretary of Navy |
| SO | Special Order |
| SOS | Services of Supply |
| SPENAVO | Special Naval Observer Group |
| SPOBS | Special Observer Group, U.S. Army |
| SSA | Sea-Search Attack |
| SUMAC | Australia |
| SUPER-GYMNAST | Projected plan to combine United States and British plans for seizure of Dakar, Casablanca, and Tunisia |
| S/W | Secretary of War |
| SWPA | Southwest Pacific Area, |
| TAG | The Adjutant General |
| TE | Twin engine |
| TF | Task force |
| TM | Technical manual |
| TORCH | Plan for Allied landings in North and Northwest Africa, November 1942 |
| TR | Training Regulation |
| TRIGGER | Plan to set up a model air defense sector in America with Royal Air Force aid |
| TURBINLITE | Plan to provide Army Air Forces night fighter squadron with Royal Air Force equipment and training |
| USAFBI | United States Army Forces in British Isles |
| USAFFE | United States Army Forces in Far East |
| USAFIA | United States Army Forces in Australia |
| USAFIB | United States Army Forces in Britain |
| USAFISPA | United States Army Forces in South Pacific |
| USFOR | United States Forces |
| USSBS | United States Strategic Bombing Survey |
| VHF | Very high frequency |
| W/C | Wing Commander |
| WDC | Western Defense Command |
| WDGS | War Department General Staff |
| WIDEWING | Eighth Air Force Headquarters at Bushy Park |
| WPD | War Plans Division, War Department General Staff |
| X | Task force to move heavy bombers to Australia |