| argy-bargy | Krach |
| argyle | Diamantenmuster |
| Argyll | Argyll |
| Argyll and Bute | Argyll and Bute |
| Argyll Robertson pupil | Argyll-Robertson-Zeichen |
| Argyll Robertson sign | Argyll-Robertson-Zeichen |
| Argyranthemum | Argyranthemum |
| Argyresthia pruniella | Kirschblütenmotte |
| Argyria | Argyrie |
| argyrophil fiber | argyrophile Faser |
| argyrophil fibers | argyrophile Fasern |
| argyrophil fibre | argyrophile Faser |
| argyrophil fibres | argyrophile Fasern |
| argyrophilic grain disease , AGD | Silberkornkrankheit |
| Argyrosaurus | Argyrosaurus |
| Argyrosomus regius | Adlerfisch |
| argyrotype | Argyrotypie |
| Argyroxiphium | Silberschwert |
| Arholzen | Arholzen |
| Arhumada-Del Castillo syndrome | Argonz-Arhumada-Castillo-Syndrom |
| arhythmic | arhythmisch |
| ARI | ARI |
| Ari Vatanen | Ari Vatanen |
| Ari Þorgilsson | Ari Þorgilsson |
| Ari-Pekka Nikkola | Ari-Pekka Nikkola |
| aria | Arie |
| Aria Giovanni | Aria Giovanni |
| Ariadne | Ariadne |
| Ariadne auf Naxos | Ariadne auf Naxos |
| Arial | Antenne |
| Arialdo | Arialdus |
| Ariamnes | Ariamnes |
| Arian | Arier |
| Arian Baptistry | Baptisterium der Arianer |
| Ariana | Ariane |
| Ariana Afghan Airlines | Ariana Afghan Airlines |
| Ariana Governorate | Ariana |
| Ariana Richards | Ariana Richards |
| Ariane | Ariane |
| Ariane 1 | Ariane 1 |
| Ariane 2 | Ariane 2 |
| Ariane 3 | Ariane 3 |
| Ariane 4 | Ariane 4 |
| Ariane 5 | Ariane 5 |
| Ariane et Barbe-bleue | Ariane et Barbe-Bleue |
| Arianespace | Arianespace |
| Arianism | Arianismus |
| Arianrhod | Arianrhod |
| Ariansim | Arianismus |
| Arianta arbustorum | Gefleckte Schnirkelschnecke |
| Arianus' New Guinea mountain rat | Arianus-Ratte |
| Arianus's rat | Arianus-Ratte |
| Ariarathes | Otaniden |
| arias | Arien |
| ariboflavinosis | Ariboflavinose |
| Aric | Erich |
| Arica Province | Arica |
| Ariclenes da Silva Ferreira | Ari Da Silva Ferreira |
| arid | ausgetrocknet |
| arid desert | Trockenwüste |
| arid grassland | Trockenrasen |
| arid land | Trockengebiet |
| arid month | trockener Monat |
| arid region | Trockengebiet |
| arid regions | Trockengebiete |
| arid-zone ecosystem | arides Ökosystem |
| arid-zone research | Trockengebietsforschung |
| aridity | Aridität |
| aridly | dürr |
| aridness | Aridität |
