Definition of parasphenoid in English:

parasphenoid

noun

Anatomy Zoology
  • An unpaired, median, often dagger-shaped dermal bone on the undersurface of the cranium in many vertebrates.

adjective

Anatomy Zoology
  • Designating this bone; of or relating to this bone.

Origin

Mid 19th century; earliest use found in Proceedings of the Academy of Natural Sciences of Philadelphia. From para- + sphenoid.

Pronunciation

parasphenoid

/ˌparəˈsfiːnɔɪd/