| attributiv | adjective |
| Attu | Attu |
| Atum | Atum |
| ATV | ATV Turkey |
| ATX | ATX |
| atypisk | atypic |
| Atypisk autism | PDD not otherwise specified |
| Atyraw | Atyrau |
| AU | Au |
| Au Cœur De La Nuit | Au Cœur De La Nuit |
| Aubagne | Aubagne |
| Aube | Aube |
| aubergine | eggplant |
| Aubonne | Aubonne |
| Auboranges | Auboranges |
| Aubrey Beardsley | Aubrey Beardsley |
| Auburn | Auburn Automobile |
| AUC | United Self-Defense Forces of Colombia |
| Auch | Auch |
| Auckland | Auckland |
| Auckland Grammar School | Auckland Grammar School |
| Auckland International Airport | Auckland International Airport |
| Aucklandöarna | Auckland Islands |
| Aud Egede-Nissen | Aud Egede-Nissen |
| Audacious Media Player | Audacious Media Player |
| Audax Italiano | Audax Club Sportivo Italiano |
| Aude | Aude |
| Audhumbla | Auðumbla |
| Audi | Audi |
| Audi Nuvolari Quattro | Audi Nuvolari Quattro |
| Audi Quattro | Audi Quattro |
| Audie Murphy | Audie Murphy |
| audiens | audience |
| Audioslave | Audioslave |
| audiovisuell presentation | audio-visual presentation |
| audiovisuell utrustning | audiovisual equipment |
| audiovisuella medier | audiovisual media |
| auditiv | auditory |
| auditorium | public |
