Definition of alisphenoid in English:


Line breaks: ali|sphen|oid
Pronunciation: /ˌalɪˈsfiːnɔɪd
(also alisphenoid bone)


Anatomy & Zoology
A wing-like cartilaginous bone within a mammal’s skull forming part of the socket of the eye.
More example sentences
  • The outer wall of the braincase becomes the alisphenoid and the dermal skull bones.
  • As a reminder, the pterygoid is a dermal bone; and the alisphenoid is retreaded epipterygoid which traces its ultimate origin to the palatoquadrate and the gill arch series.
  • Posteromedial to the glenoid surface, the foramen ovale opens in the alisphenoid.


mid 19th century: from Latin ala 'wing' + sphenoid.

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