| astronomico | astronomic |
| Astronomische Vereinigung Kärntens | Astronomische Vereinigung Kärntens |
| astronomo | astronomer |
| Astronomo reale | Astronomer Royal |
| Astronotus | Astronotus |
| Astronotus ocellatus | Oscar |
| Astrophytum | Astrophytum |
| ASTROS | Astros II MLRS |
| Astrosismologia | Asteroseismology |
| astruseria | abstruseness |
| astrusità | obscurity |
| astruso | abstruse |
| astrònomo | astronomer |
| asttrarre | foresee |
| astuccio | kit |
| Astuccio per gioielli | Jewelcase |
| asturiano | Asturian |
| Asturie | Asturias |
| astutamente | knowingly |
| astuto | crafty |
| astuzia | cunning |
| Asté | Astet |
| Asunción | Asunción |
| Asura | Asura |
| ASUS | ASUS |
| ASUS Eee PC | ASUS Eee PC |
| ASX | Asx |
| Asynchronous Transfer Mode | Asynchronous Transfer Mode |
| Asystel Volley | Novara |
| Asyut | Asyut |
| At the Drive-In | At the Drive-In |
| At the Gates | At the Gates |
| At War with Satan | At War with Satan |
| AT-AT | AT-AT |
| ATA | ATA |
| Atabaque | Atabaque |
| Atabeg | Atabeg |
| Atacama | Atacama Region |
| Atacamite | Atacamite |
| Atahualpa | Atahualpa |
| Atakora | Atakora Department |
| Atakpamé | Atakpamé |
| Atal Bihari Vajpayee | Atal Bihari Vajpayee |
| atalanta | red admiral |
