Vi fant 1 definisjoner av Alca på engelsk.
Noun |
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| Alca - type genus of the Alcidae comprising solely the razorbill | ||
| genus Alca | ||
| bird genus a genus of birds | ||
| alcidae, family alcidae web-footed diving seabirds of northern seas: auks; puffins; guillemots; murres; etc. | ||