| Artère axillaire | Axillary artery |
| Artère basilaire | Basilar artery |
| Artère brachiale | Brachial artery |
| artère brisée | severed artery |
| Artère coronaire | Coronary circulation |
| artère rompue | severed artery |
| Artère sanguine | Blood vessel |
| Artère tibiale antérieure | Anterior tibial artery |
| Artémis | Artemis |
| Artémis Entreri | Artemis Entreri |
| Artémise II | Artemisia II of Caria |
| Artémise Ire | Artemisia I of Caria |
| Artémisinine | Artemisinin |
| artériel | arterial |
| Artériole | Arteriole |
| artériosclérose | arteriosclerosis |
| Artérite virale équine | Equine viral arteritis |
| Artésia | Artésia |
| Artëm | Artyom |
| Artūras Karnišovas | Artūras Karnišovas |
| Artūras Paulauskas | Artūras Paulauskas |
| ARU | Aru |
| Aruba | Aruba |
| Aruba Dushi Tera | Aruba Dushi Tera |
| Arudj Barberousse | Oruç Reis |
| arum | arum |
| Arum italicum | Arum italicum |
| Aruna | Aruna |
| Arunachal Pradesh | Arunachal Pradesh |
| Aruncus | Aruncus |
| Arundinaria | Arundinaria |
| Arundo | Arundo |
| Arusha | Arusha |
| Arvandus | Arvandus |
| Arvernes | Arverni |
| Arveyres | Arveyres |
| Arvicanthis | Arvicanthis |
| Arvicola | Arvicola |
| Arvicola sapidus | Southwestern Water Vole |
| Arvicolinae | Arvicolinae |
| Arvigo | Arvigo |
| Arvika | Arvika |
| Arvirargus | Arvirargus |
| ARVN | Army of the Republic of Vietnam |
| Arvo Pärt | Arvo Pärt |
| Arvydas Macijauskas | Arvydas Macijauskas |
| Arwen Étoile du Soir | Arwen |
| Arx | Arx |
| Arx Fatalis | Arx Fatalis |
| ArXiv | ArXiv |
| Arya | Arya Dröttningu |
| Aryabhata | Aryabhata |
| Aryadeva | Aryadeva |
| Aryanisation | Aryanization |
| Aryballe | Aryballos |
| aryen | Aryan |
| aryenne | Aryan |
| Aryens | Aryan |
| Aryk | Aryk |
| Aryle | Aryl |
| ARYM | Macedonia |
| Arzal | Arzal |
| Arzamas | Arzamas |
| Arzawa | Arzawa |
| Arzew | Arzew |
| Arzier | Arzier |
| Arzier-Le Muids | Arzier |
| Arzl im Piztal | Arzl im Piztal |
| Arzo | Arzo |
