alula

Noun
Synonyms: calypterbastard wingspurious wing

WordNet 3.0

Noun (2)

  1. scalelike structure between the base of the wing and the halter of a two-winged flySynonyms: calypter
  2. tuft of small stiff feathers on the first digit of a bird's wingSynonyms: bastard wingspurious wing
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Webster's Dictionary (GCIDE)

Alula \Al"u*la\, n. [NL., dim. of L. ala a wing.] (Zool.) A false or bastard wing. See under Bastard. [1913 Webster]
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