| arcangelo | Erzengel |
| Arcangelo Corelli | Arcangelo Corelli |
| Arcangelo Gabriele | Gabriel |
| Arcangelo Michele | Michael |
| Arcangelo Raffaele | Raphael |
| arcata | Bogengang |
| arcato | gebogen |
| Arce | Ahorn |
| Arceau | Bogen |
| Arcelor Mittal | Arcelor Mittal |
| Arcesilao | Arkesilaos |
| Arceuil | Arceuil |
| Arch | Arch |
| Arch Linux | Arch Linux |
| Archaea | Archaeen |
| Archaeocyatha | Archaeocyathiden |
| Archaeognatha | Felsenspringer |
| Archaeopteryx lithographica | Archaeopteryx |
| Archaeothyris florensis | Archaeothyris |
| Archaeplastida | Archaeplastida |
| Archamps | Archamps |
| Archanes | Archanes |
| Archangelo Haniele | Franz Haniel |
| Arche | Arche |
| Archeano | Archaikum |
| Archelao | Archelaos |
| Archelon ischyros | Archelon |
| Archeoastronomia | Archäoastronomie |
| archeologa | Altertumsforscherin |
| archeologia | Altertumskunde |
| Archeologia classica | Klassische Archäologie |
| Archeologia industriale | Industriearchäologie |
| Archeologia medievale | Mittelalterarchäologie |
| Archeologia paleocristiana | Christliche Archäologie |
| Archeologia sperimentale | Experimentelle Archäologie |
| archeologico | archäologisch |
| archeologo | Altertumsforscher |
| Archeología | Archäologie |
| archeometria | Archäometrie |
| Archeozoologia | Archäozoologie |
| archetipico | urbildhaft |
| archetipo | Beispiel |
| Archetti pensili | Blendarkade |
| archetto | Bogen |
| archi | Streichinstrumente |
| Archibald Hahn | Archie Hahn |
| Archibald Joseph Cronin | Archibald Joseph Cronin |
| Archibald Vivian Hill | Archibald Vivian Hill |
| archibugio | Donnerbüchse |
| Archie | Archie |
| archiepiscopale | erzbischöflich |
| archiliuto | Erzlaute |
| Archiloco | Archilochos |
| Archimandrita | Archimandrit |
| Archimede | Archimedes |
| Archimede Pitagorico | Daniel Düsentrieb |
| Archimedes | Archimedes |
| Archita | Archytas von Tarent |
| architetta | Architektin |
