plumule

  1. Noun.  (botany) The first bud, or gemmule, of a young plant; the bud, or growing point, of the embryo, above the cotyledons.
  2. Noun.  (zoology) A down feather.
  3. Noun.  (zoology) The aftershaft of a feather.
  4. Noun.  (zoology) One of the featherlike scales of certain male butterflies.

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This entry was last updated on RefTopia from its source on 3/20/2012.