| aids | AIDS |
| Aids in Afrika | AIDS in Africa |
| Aielo de Malferit | Aielo de Malferit |
| Aielo de Rugat | Aielo de Rugat |
| AIESEC | AIESEC |
| Aietes | Aeëtes |
| Aigars Kalvītis | Aigars Kalvītis |
| Aigeus | Aegeus |
| Aigialeus | Aegialeus |
| Aigisthos | Aegisthus |
| Aigle | Eagle |
| Aiglsbach | Aiglsbach |
| Aignerville | Aignerville |
| Aigre | Acid |
| aigrette | egret |
| Aigueblanche | Aigueblanche |
| Aigues-Mortes | Aigues-Mortes |
| Aiguilhe | Aiguilhe |
| Aiguilles de Peuterey | Aiguille Blanche de Peuterey |
| Aiguillon | Aiguillon |
| Aiguines | Aiguines |
| Aigurande | Aigurande |
| Aiguèze | Aiguèze |
| Aigyptos | Aegyptus |
| Aigües | Aigües |
| AIK | Allmänna Idrottsklubben |
| AIK Solna | AIK Fotboll |
| Aikibudo | Daitō-ryū Aiki-jūjutsu |
| Aikido | Aikido |
| Aikiniet | Aikinite |
| Aiko Nakamura | Aiko Nakamura |
| aileron | aileron |
| Aileu | Aileu |
| Ailton | Ailton Gonçalves da Silva |
| Ailuropoda melanoleuca qinlingensis | Qinling Panda |
| Aime | Aime |
| AIML | AIML |
| Aimo Cajander | Aimo Cajander |
| Aimé Argand | Aimé Argand |
| Ain | Ain |
| Ainaro | Ainaro |
| Aincille | Aincille |
| Aindling | Aindling |
| Ainharp | Ainharp |
| Ainhice-Mongelos | Ainhice-Mongelos |
| Aino Ackté | Aino Ackté |
| Ainring | Ainring |
| Ainu | Ainu people |
| Ainulindalë | Ainulindalë |
| Ainur | Ainu |
| Aio | AIO |
| air | aspect |
| Air Adriatic | Air Adriatic |
| Air Algérie | Air Algérie |
| Air Alps Aviation | Air Alps |
| Air America | Air America |
| Air Astana | Air Astana |
| Air Canada | Air Canada |
| Air Canada Centre | Air Canada Centre |
| Air Car | Air car |
| Air China | Air China Cargo |
| Air Comet | Air Comet |
| Air Crash Investigation | Mayday |
| Air Deccan | Simplifly Deccan |
| Air Force One | Air Force One |
| Air France | Air France |
| Air France-KLM | Air France-KLM |
| Air Iceland | Air Iceland |
| Air India | Air India |
| Air India Express | Air-India Express |
| Air Kasai | Air Kasai |
| Air Madrid | Air Madrid |
| Air Mauritius | Air Mauritius |
| Air Minas | Air Minas |
| Air National Guard | Air National Guard |
| Air New Zealand | Air New Zealand |
| Air Sahara | Jet Lite |
| Air Sénégal International | Air Sénégal International |
| Air Tomisko | Air Tomisko |
| Air Transat | Air Transat |
| air-conditioned | air-conditioned |
| air-conditioning | air-conditioning |
| air-hostess | flight attendant |
| AirAsia | AirAsia |
| AirBaltic | AirBaltic |
| Airbase | Jezper Söderlund |
| Airblue | Airblue |
| Airborne Collision Avoidance System | Airborne Collision Avoidance System |
| Airborne Warning And Control System | Airborne Warning and Control System |
| airbus | airbus |
