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sphenoid bone

British  

noun

  1. the large butterfly-shaped compound bone at the base of the skull, containing a protective depression for the pituitary gland

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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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

On the inferior aspect of the skull, each half of the sphenoid bone forms two thin, vertically oriented bony plates.

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

The middle cranial fossa is divided at the midline by the upward bony prominence of the sella turcica, a part of the sphenoid bone.

From Textbooks Jun. 19, 2013

Applied to a protuberance of the base of the sphenoid bone.

From Webster's Unabridged Dictionary (2nd 100 Pages) by Noah Webster

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