DICT.TW Dictionary Taiwan

 ey·as /ˈaɪəs/
 [從巢取下的] 雛鷹;雛鳥

 Ey·as n.  Zoöl. A nesting or unfledged bird; in falconry, a young hawk from the nest, not able to prey for itself.

 Ey·as, a. Unfledged, or newly fledged. [Obs.]
 Like eyas hawk up mounts unto the skies,
 His newly budded pinions to assay.   --Spebser.
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 eyas
      n : an unfledged or nestling hawk