Definition of alisphenoid in English:

alisphenoid

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

noun

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.

Origin

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

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