1 entry 1 source
Pterylography
Open directlyWebster's 1828 Dictionary · 1828
Part of speech: noun (n.)
The study or description of the arrangement of feathers, or of the pterylæ, of birds.
1 entry 1 source
Part of speech: noun (n.)
The study or description of the arrangement of feathers, or of the pterylæ, of birds.