| arak | Arrak |
| Arakawa | Arakawa |
| araldica | Heraldik |
| araldico | heraldisch |
| araldo | Herold |
| Aralia | Aralia |
| Aralsk | Aral |
| Aram Khačaturjan | Aram Chatschaturjan |
| Aramei | Aramäer |
| Aramon | Aramon |
| Aramus guarauna | Rallenkranich |
| Aran | Aran Islands |
| Aranc | Aranc |
| arancia | Apfelsine |
| arancia amara | Pomeranze |
| Arancia meccanica | Uhrwerk Orange |
| arancia sanguigna | Blutorange |
| arancia sanguinella | Blutorange |
| aranciata | Orangeade |
| aranciera | Orangerie |
| arancio | orange |
| arancione | orange |
| Aranciopoli | Cinnabarit |
| Araneae | Webspinnen |
| Araneidae | Echte Radnetzspinnen |
| Aranese | Aranesische Sprache |
| Araneus diadematus | Gartenkreuzspinne |
| Aranjuez | Aranjuez |
| Aranno | Aranno TI |
| Aranđelovac | Aranđelovac |
| Arao | Arao |
| arapaima | Arapaima |
| Arapaima gigas | Arapaima |
| Arara | Arara |
| Ararat | Ararat |
| arare | pflügen |
| Aras | Aras |
| Arash Miresmaeili | Arash Miresmaeli |
| Arata Isozaki | Arata Isozaki |
| Aratinga solstitialis | Sonnensittich |
| arato | durchpflügt |
| Arato di Soli | Aratos von Soloi |
| aratore | Pflüger |
| aratro | Pflug |
| Aratta | Aratta |
| aratura | Pflügen |
| Arauca | Arauca |
| Araucanía | Región de la Araucanía |
| Araucaria | Araukarien |
| Araucaria araucana | Chilenische Araukarie |
| Aravane Rezaï | Aravane Rezai |
| Arawak | Arawak |
| arazzo | Teppich |
| Arazzo di Bayeux | Teppich von Bayeux |
| arbatrello | Birkenpilz |
| Arbaz | Arbaz VS |
| Arbedo-Castione | Arbedo-Castione |
| Arbella Stuart | Arabella Stuart |
| Arbellara | Arbellara |
| Arbelo | Arbelos |
| Arbent | Arbent |
| Arberg | Arberg |
| Arbesbach | Arbesbach |
| Arbing | Arbing |
| Arbistrio | Lizenz |
| Arbitrage pricing theory | Arbitrage Pricing Theory |
| arbitraggio | Arbitrage |
| arbitrare | als Schiedsrichter fungieren |
| arbitrario | willkürlich |
