| Arnold Paole | Arnold Paole |
| Arnold Rüütel | Arnold Rüütel |
| Arnold Schoenberg | Arnold Schönberg |
| Arnold Schwarzenegger | Arnold Schwarzenegger |
| Arnold Sommerfeld | Arnold Sommerfeld |
| Arnold van Gennep | Arnold van Gennep |
| Arnold von Winkelried | Arnold von Winkelried |
| Arnoldo Iguarán | Arnoldo Iguaran |
| Arnoldo Mondadori Editore | Arnoldo Mondadori Editore |
| Arnolfini Portrait | Les Époux Arnolfini |
| Arnolfo di Cambio | Arnolfo di Cambio |
| Arnolt Schlick | Arnold Schlick |
| Arnor | Arnor |
| Arnouville | Arnouville |
| Arnsberg | Arnsberg |
| Arnstadt | Arnstadt |
| Arnulf | Arnoul |
| Arnulf of Carinthia | Arnulf de Carinthie |
| Arnulf of Chocques | Arnoul de Chocques |
| Arnulf of Metz | Arnoul de Metz |
| Arnulf of Montgomery | Arnoul de Montgommery |
| Arnuwanda II | Arnuwanda II |
| Arnéguy | Arnéguy |
| Aro | Cercle |
| Arogno | Arogno |
| aroma | arôme |
| Aromatase | Aromatase |
| aromatic | aromatique |
| aromatic compound | composé aromatique |
| Aromatic compounds | Hydrocarbure aromatique |
| aromatic hydrocarbon | hydrocarbure aromatique |
| Aromatic plants | Plantes aromatiques |
| aromatic substance | substance aromatique |
| Aron Nimzowitsch | Aaron Nimzowitsch |
| Arona | Arona |
| Arorae | Arorae |
| AROS Research Operating System | Amiga research operating system |
| Arosa | Arosa |
| Aroue-Ithorots-Olhaïby | Aroue-Ithorots-Olhaïby |
| around | environ |
| around the clock | vingt-quatre heures d'affilée |
| Around the Moon | Autour de la Lune |
| Around the Sun | Around The Sun |
| Around the World in Eighty Days | Le Tour du monde en quatre-vingts jours |
| around-the-clock | vingt-quatre heures d'affilée |
| Arouquesa Cattle | Arouquesa |
| arouse | stimuler |
| arouse curiosity | éveiller la curiosité |
