| Astrophysiker | astrophysicist |
| Astrophysikerin | astrophysicist |
| Astrophysik | astrophysics |
| Atomphysiker | atomic physicist nuclear physicist |
| Biophysiker | biophysicist |
| Geophysiker | geophysicist |
| Metaphysiker | metaphysician |
| Astraphobie | keraunophobia |
| Ästhetiker | aesthetician |
| Astrophyllit | astrophyllite |
| Abtropfsieb | colander |
| Atrophie | atrophy |
| Atomphysik | atomic physics |
| Physiker | physicist |
| Aphasiker | aphasic |
| astrophysikalisch | astrophysical |
| Asthmatiker | asthmatic |
| Astroide | astroid |
| Astrologie | astrology |
| Astronautik | astronautics |