WordReference Random House Unabridged Dictionary of American English © 2026
ba′sic plum′age, [Ornith.]
- Birdsthe plumage assumed by an adult bird at its complete, usually annual, molt.
- Birds(in birds having more than one plumage in their cycle of molts) the plumage of the first molt, usually the duller plumage.
'basic plumage' also found in these entries (note: many are not synonyms or translations):