from The Century Dictionary.

  • Pertaining to the external pterygoid bone or muscle.
  • noun 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.
  • noun In typical fishes, the external of two bones just behind the palatine, generally called pterygoid. See cut under palato-quadrate.
  • noun In anatomy, the ectopterygoid muscle.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun zoology A certain ventral bone of reptiles.


from Wiktionary, Creative Commons Attribution/Share-Alike License

ecto- +‎ pterygoid


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