| Apokalipsa | Apocalypse |
| Apokalipsa Świętego Jana | Apocalypse |
| Apokatastaza | Apocatastase |
| apokopa | apocope |
| Apokryf | Apocryphes |
| Apolda | Apolda |
| Apollo | Apollo |
| Apollodoros | Apollodore |
| Apollodoros z Damaszku | Apollodore de Damas |
| Apollon Kalamaria | Apollon Kalamarias |
| Apollon Limassol | Apollon Limassol |
| Apollonios z Rodos | Apollonios de Rhodes |
| Apollos | Apollos de Césarée |
| apologia | apologie |
| Apologize | Apologize |
| Apolonia Fier | KS Apolonia Fier |
| Apoloniusz | Apollonius |
| Apoloniusz z Pergi | Apollonius de Perga |
| Apoloniusz z Tiany | Apollonius de Tyane |
| Apop | Apophis |
| Apoplast | Apoplasme |
| apopleksja | infarctus |
| apoplektyczny | apoplectique |
| apoptoza | apoptose |
| aporia | aporie |
| apostata | apostate |
| apostazja | apostasie |
| Apostolski Kościół Ormiański | Église apostolique arménienne |
| Apostolski symbol wiary | Symbole des apôtres |
| apostoł | apôtre |
| apostrof | apostrophe |
| Apotemnofilia | Chronophilie |
| Appalachy | Appalaches |
| Appaloosa | Appaloosa |
| Appenai-sous-Bellême | Appenai-sous-Bellême |
| Appenans | Appenans |
| Appenwihr | Appenwihr |
| Appenzell | Appenzell |
| Appeville | Appeville |
| Appeville-Annebault | Appeville-Annebault |
| Appian z Aleksandrii | Appien |
| Appiano sulla strada del vino | Appiano sulla strada del vino |
| Appietto | Appietto |
| Appilly | Appilly |
| Appiusz Klaudiusz | Appius Claudius Caecus |
| Apple | Apple |
| Apple Computer | Apple Computer |
| Apple II | Apple II |
| Apple III | Apple III |
| Apples | Apples |
| Appleseed | Appleseed |
| Appleton | Appleton |
| Application Service Provider | Application Service Provider |
| Appoigny | Appoigny |
| Apprieu | Apprieu |
| Appy | Appy |
| Apraksja | Apraxie |
| Apremont | Apremont |
| Apremont-la-Forêt | Apremont-la-Forêt |
| Apremont-sur-Allier | Apremont-sur-Allier |
| Aprey | Aprey |
| Aprica | Aprica |
| Apries | Apriès |
| aprobata | approbation |
| Aproksymacja diofantyczna | Approximation diophantienne |
| aprowizacja | approvisionnement |
| apsik! | atchoum! |
| Apsyda | Abside |
| APT | Advanced Packaging Tool |
| apteczka pierwszej pomocy | trousse de premiers secours |
| Apteczny materiał | Médicament |
| apteka | pharmacie |
| aptekarz | pharmacien |
| APTT | Temps de céphaline activée |
| APU | APU |
| Apulejusz | Apulée |
| Apulia | Pouilles |
| Apurímac | Río Apurímac |
| Aqua Appia | Aqueduc Appia |
| Aquapark | Parc aquatique |
| Aquathlon | Aquathlon |
| Aquino | Aquino |
| Ar | Are |
| Ar Riyad | Ar Riyad |
| Ar-Rab al-Chali | Rub al-Khali |
| Ar-Rajjan | Al Rayyan Club |
| Ar-Raszidija | Errachidia |
| Ar-Rijad | Ar Riyad |
| Ar-Risani | Rissani |
| ara | ara |
| Ara hiacyntowa | Ara hyacinthe |
| Ara oliwkowa | Ara de Buffon |
| Ara trójbarwna | Ara tricolore |
| Ara żółtoskrzydła | Ara macao |
| Arab | Arabe |
| Arab Air Carriers Organization | Arab Air Carriers Organization |
| Arab Shagya | Shagya |
| Arabako Errioxako kuadrila | Rioja Alavesa |
| Arabaux | Arabaux |
| Arabella Figg | Mrs Figg |
| arabeska | arabesque |
| Arabia | Arabie |
