| Australian Pratincole | Glaréole isabelle |
| Australian Rugby Union | Fédération australienne de rugby à XV |
| Australian rules football in Nauru | Football australien à Nauru |
| Australian salmon | Arripidae |
| Australian Sea Lion | Lion de mer australien |
| Australian Secret Intelligence Service | Australian Secret Intelligence Service |
| Australian Securities Exchange | Australian Stock Exchange |
| Australian Security Intelligence Organisation | Australian Security Intelligence Organisation |
| Australian Senate | Sénat |
| Australian Shepherd | Berger australien |
| Australian Swamp Rat | Rattus lutreolus |
| Australian terrier | Terrier australien |
| Australian water dragon | Physignathus lesueurii |
| Australian White Ibis | Threskiornis molucca |
| Australian wine | Viticulture en Australie |
| Australian woman | Australienne |
| Australian Wood Duck | Canard à crinière |
| Australian Wood Frog | Rana daemeli |
| Australites | Australite |
| Australo-Papuan Babbler | Pomatostomidae |
| Australoid | Australoïde |
| Australopithecus | Australopithèque |
| Australopithecus afarensis | Australopithecus afarensis |
| Australopithecus africanus | Australopithecus africanus |
| Austrasia | Austrasie |
| Austria | Autriche |
| Austria-Hungary | Autriche-Hongrie |
| Austrian | Autrichien |
| Austrian Airlines | Austrian Airlines |
| Austrian Arrows | Tyrolean |
| Austrian Federal Government | Administration américaine |
| Austrian Green Party | Les Verts |
| Austrian Holocaust Memorial Service | Service autrichien de la Mémoire |
| Austrian Open | Open de Kitzbühel |
| Austrian Regional League | Regionalliga Nord |
| Austrian schilling | Schilling autrichien |
| Austrian Theory of the Business Cycle | Austriacka teoria cyklu koniunkturalnego |
| Austrian Trade Union Federation | Confédération autrichienne des syndicats |
| Austrian Traded Index | Austrian Traded Index |
| Austrian wine | Viticulture en Autriche |
| Austrians | Autrichien |
| Austro-Asiatic languages | Langues austroasiatiques |
| Austro-Hungarian Empire | Autriche-Hongrie |
| Austro-Hungarian Navy | Marine austro-hongroise |
| Austro-Prussian War | Guerre austro-prussienne |
| Austrobaileyaceae | Austrobaileya scandens |
| Austrobaileyales | Austrobaileyales |
| Austrocedrus | Austrocedrus chilensis |
| Austrofascism | Austrofascisme |
| Austromarxism | Austromarxisme |
| Austronesian languages | Langues austronésiennes |
| Austropotamobius pallipes | Écrevisse à pattes blanches |
| Auswil | Auswil |
| Auswärtiges Amt | Foreign and Commonwealth Office |
| Autafond | Autafond |
| Autapomorphy | Autapomorphie |
| autarchy | autocratie |
| autarky | autarcie |
