Contour feathers

Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
Related to Contour feathers: Flight feathers, Down feathers
(Zool.) those feathers that form the general covering of a bird.

See also: Contour

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
Birds have two types of advanced feathers used in flight and for body smoothing, the contour feathers with a hollow quill and barbs down both sides.
Contour feathers, meanwhile, provide a duck's body a layer of protection against wind and moisture.
In this study, feather samples were identified mainly by microscopic examination of the downy (plumulaceous) barbs that are located at the base of most contour feathers (Fig.
The semiplumes were fully developed by day 20-23 but were covered over by the emerging contour feathers by day 28.