| arton | dix-huit |
| artonde | dix-huitième |
| artondel | dix-huitième |
| artrit | arthrite |
| artritisk | arthritique |
| Artrock | Art rock |
| Artrodes | Arthrodèse |
| artropoder | arthropodes |
| Artsjö | Artjärvi |
| artskydd | protection des espèces |
| Artturi Virtanen | Artturi Ilmari Virtanen |
| Artur Balder | Artur Balder |
| Artur Boruc | Artur Boruc |
| Artur Lundkvist | Artur Lundkvist |
| Artur Schnabel | Artur Schnabel |
| Arturo Alessandri | Arturo Alessandri Palma |
| Arturo Toscanini | Arturo Toscanini |
| Arturs Irbe | Arturs Irbe |
| Artvin | Artvin |
| artär | artère |
| Artärinflammation | Artérite |
| Aruba | Aruba |
| Arucas | Arucas |
| Arunachal Pradesh | Arunachal Pradesh |
| Arusha | Arusha |
| Aruöarna | Îles Aru |
| arv | héritage |
| Arverni | Arvernes |
| Arvet | Complot de famille |
| Arvigo | Arvigo |
| Arvika | Arvika |
| Arvo Pärt | Arvo Pärt |
| arvode | avance |
| arvoden | allocation |
| Arvprins Fredrik av Danmark | Frederik de Danemark |
| arvsmassa | protoplasme des germes |
| arvsordning | délégation de pouvoir |
| Arvsynd | Péché originel |
| Arwen | Arwen Étoile du Soir |
| Arya Samaj | Ārya-Samāj |
| Aryabhata | Âryabhata |
| Arylgrupp | Aryle |
| Arytmier | Troubles de la conduction cardiaque |
| Arzamas | Arzamas |
| Arzawa | Arzawa |
| Arzier | Arzier |
| Arzo | Arzo |
| as | charogne |
| AS Bari | AS Bari |
| AS Beauvais | AS Beauvais Oise |
| AS Cannes | Association Sportive de Cannes Football |
| AS Casale | AS Casale Calcio |
| AS Livorno Calcio | AS Livourne Calcio |
| AS Magenta | AS Magenta Nickel |
| AS Monaco FC | Association Sportive de Monaco Football Club |
| AS Nancy Lorraine | Association Sportive Nancy-Lorraine |
| AS Roma | AS Rome |
| AS Saint-Étienne | Association sportive de Saint-Étienne Loire |
| As Sulaymaniyah | Souleimaniye |
| As-Sulaymaniyah | Souleimaniye |
| Asa Gray | Asa Gray |
| Asafa Powell | Asafa Powell |
| Asahi | Asahi |
| Asahi Shimbun | Asahi Shinbun |
| Asahi-bryggeriet | Brasserie Asahi |
| Asajj Ventress | Asajj Ventress |
| Asan | Asan |
| Asana | Asana |
| Asaph Hall | Asaph Hall |
| Asashoryu | Akinori Asashoryu |
| Asatro | Asatru |
| asbest | amiante |
| asbestcement | ciment amianté |
| asbestos | asbestose |
| Asbets | Amiante |
| Asbury Park | Asbury Park |
| Ascanio in Alba | Ascanio in Alba |
| Ascanius | Ascagne |
| Ascer | Asser |
| Aschaffenburg | Aschaffenbourg |
| ASCII | American Standard Code for Information Interchange |
| ASCII-konst | Art ASCII |
| Ascites | Ascite |
| Ascom | ASCOM |
| Ascona | Ascona |
| Ascraeus Mons | Ascraeus Mons |
| ASDA | Asda |
| Asdf | Asdf |
| ASEAN | ANASE |
| ASEAN-staterna | ANASE |
| ASEC Mimosas | ASEC Mimosas |
| Asenovgrad | Asenovgrad |
