Definitions
from The Century Dictionary.
- noun The arrangement or disposition of ptilosis; the plumage of a bird, considered with reference to the manner in which the feathers are implanted in the skin in definite pterylæ; the mode of feathering; the distribution of the feathers in tracts.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Zoöl.) The arrangement of feathers in definite areas.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun zoology The
arrangement offeathers in definite areas.
Etymologies
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Examples
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The late Professor Garrod finds that "from considerations of pterylosis, visceral anatomy, myology, and osteology the screamer cannot be placed along with the Anserine birds."
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