sphenoid
Americanadjective
-
being in the shape of a wedge; wedge-shaped.
-
Anatomy. of or relating to the compound bone of the base of the skull, at the roof of the pharynx.
noun
adjective
-
wedge-shaped
-
of or relating to the sphenoid bone
noun
Other Word Forms
Etymology
Origin of sphenoid
1725–35; < New Latin sphēnoīdēs < Greek sphēnoeidḗs. See sphen-, -oid
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
I watched mine perform a complicated skull-based surgery — the removal of a sphenoid meningioma.
From Salon ● Nov. 20, 2022
The eight cranial bones are the frontal bone, two parietal bones, two temporal bones, occipital bone, sphenoid bone, and the ethmoid bone.
From Textbooks ● Jun. 9, 2022
The greater wings of the sphenoid bone extend laterally to either side away from the sella turcica, where they form the anterior floor of the middle cranial fossa.
From Textbooks ● Jun. 19, 2013
The lesser wing of the sphenoid bone separates the anterior and middle cranial fossae.
From Textbooks ● Jun. 19, 2013
Simple brachycephaly is due to early synostosis of the nasal and sphenoid.
From Degeneracy Its Causes, Signs and Results by Eugene S. Talbot
Random Word
Spin the wheel and learn a new word!
Get a wordDefinitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
