opposable: Meaning and Definition of

op•pos•a•ble

Pronunciation: (u-pō'zu-bul), [key]
— adj.
  1. capable of being placed opposite to something else: the opposable thumb of primates.
  2. capable of being resisted, fought, or opposed.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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