Definition of mesopterygoid in English:

mesopterygoid

adjective

  • Anatomy and Zoology"mesopterygoid fossa"noun the cavity between the two pterygoid bones of the skull.

noun

  • Ichthyology. A thin bony lamina in the skull of teleostean fishes which fits against the upper edge of the pterygoid bone.

Origin

Mid 19th century (in an earlier sense). From meso- + pterygoid.

Pronunciation

mesopterygoid

/ˌmɛsə(ʊ)pˈtɛrɪɡɔɪd/