[pter.y.goid] adj [NL pterygoides, fr. Gk pterygoeides, lit., shaped like a wing, fr. pteryg-, pteryx wing; akin to Gk pteron wing--more at feather] (1722): of, relating to, or lying in the region of the inferior part of the sphenoid bone of the vertebrate skull
[2]pterygoid n (1831): a pterygoid part (as a bone, muscle, or nerve)