aftershaft


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aftershaft

(ˈɑːftəˌʃɑːft)
n
(Zoology) ornithol a secondary feather arising near the base of a contour feather
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Noun1.aftershaft - a supplementary feather (usually small) on the underside of the base of the shaft of some feathers in some birdsaftershaft - a supplementary feather (usually small) on the underside of the base of the shaft of some feathers in some birds
feather, plumage, plume - the light horny waterproof structure forming the external covering of birds