sphenoid
Americanadjective
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being in the shape of a wedge; wedge-shaped.
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Anatomy. of or relating to the compound bone of the base of the skull, at the roof of the pharynx.
noun
adjective
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wedge-shaped
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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 pituitary gland, sometimes called the hypophysis or “master gland” is located at the base of the brain in the sella turcica, a groove of the sphenoid bone of the skull, illustrated in Figure 28.15.
From Textbooks ● Jun. 9, 2022
At the intersection of four bones is the pterion, a small, capital-H-shaped suture line region that unites the frontal bone, parietal bone, squamous portion of the temporal bone, and greater wing of the sphenoid bone.
From Textbooks ● Jun. 19, 2013
It is located within the body of the sphenoid bone, just anterior and inferior to the sella turcica, thus making it the most posterior of the paranasal sinuses.
From Textbooks ● Jun. 19, 2013
Spheneth′moid, pertaining to the sphenoid and the ethmoid bone; Sphē′nō-fron′tal, -mā′lar, -pal′atine, -parī′etal, -tem′poral, pertaining to the sphenoid and frontal, malar, palatine, parietal, and temporal bones respectively.—n.
From Chambers's Twentieth Century Dictionary (part 4 of 4: S-Z and supplements) by Various
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