from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The part of the face below the mouth; the jaw.
  • n. Specifically, the bone therein; the mandible of humans and other vertebrates that, with the cranium, composes the skull.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. the jaw in vertebrates that is hinged to open the mouth


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