Definition: pinnated

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Source: WordNet (r) 1.7 

pinnated
     adj : of a leaf shape; featherlike; having leaflets on each side
           of a common axis [syn: pinnate]

Source: Webster's Revised Unabridged Dictionary (1913) 

Pinnate \Pin"nate\, Pinnated \Pin"na*ted\, a. [L. pinnatus
   feathered, fr. pinna a feather. See Pin a peg, Pen
   feather.]
   1. (Bot.) Consisting of several leaflets, or separate
      portions, arranged on each side of a common petiole, as
      the leaves of a rosebush, a hickory, or an ash. See
      Abruptly pinnate, and Illust., under Abruptly.

   2. (Zo["o]l.) Having a winglike tuft of long feathers on each
      side of the neck.

   Pinnated grouse (Zo["o]l.), the prairie chicken.