from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A certain ventral bone of reptiles.

from The Century Dictionary and Cyclopedia

  • Pertaining to the external pterygoid bone or muscle.
  • n. An external pterygoid bone; one of the lateral bones of the palate of some animals, as reptiles. It is highly developed, for instance, in the crocodile. See Crocodilia.
  • n. In typical fishes, the external of two bones just behind the palatine, generally called pterygoid. See cut under palato-quadrate.
  • n. In anatomy, the ectopterygoid muscle.


ecto- +‎ pterygoid (Wiktionary)



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