| Autobatterie | car battery |
| Autofahrerin | driver |
| Legebatterie | battery |
| Batterie | battery |
| Antimaterie | antimatter |
| Autobahnring | beltway loop orbital motorway ringway |
| Autofahrer | motorist driver car driver |
| Autofähre | car ferry |
| Autogamie | autogamy |
| Autokarpie | autocarpy |
| Autokatalyse | autocatalysis |
| Autokratie | autocracy |
| Autokäufer | car buyer |
| Automarke | car brand make of car |
| Automatentheorie | automata theory |
| Automatik | automatism automatic automatic transmission |
| Automatograf | automatograph |
| Autoreverse | autoreverse |
| Autorhythmie | autorhythmicity |
| Autotherapie | autotherapy |