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单词 gonys
释义 gonys Ornith.|ˈgɒnɪs|
[App. a mistake for genys = Gr. γένυς under-jaw; first used by Illiger in 1811.]
The ‘keel’ of a bird's bill; the inferior margin of the symphysis of the lower jaw. Hence goˈnydeal a., of or pertaining to the gonys.
1836Swainson Birds I. ii. 21 The corresponding ridge of the lower mandible is the gonys.1874Coues Birds N.-W. 466 Bill long..Culmen and gonys broad and depressed.Ibid. 722 Commissure perfectly straight; gonydeal angle slight.1893Newton Dict. Birds 33 Gonys or more correctly genys, the prominent ridge formed by the united halves of the under jaw, e.g. in Gulls.
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