| Altersarmut | old-age poverty poverty among the elderly poverty in old age |
| altersgrau | hoary |
| Afterarzt | quack |
| Altarm | oxbow lake |
| Altersaufbau | age distribution |
| Altersfleck | liver spot |
| Altersgruppe | age group |
| alte Frau | old woman |
| alte Sorte | heirloom |
| alter Gaul | jade |
| alter Sack | old fart |
| alterfahren | seasoned |
| altes Rom | Ancient Rome |
| Altarraum | chancel presbytery |
| Altarsakrament | Eucharist |
| Alterität | alterity |
| Alternative | alternative option alternative solution inclusive disjunction logical disjunction |
| Altersgrenze | age limit retirement age |
| Altersheim | old folk's home old people's home |
| Altertum | antiquity |