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Showing results for sphenoid bone. Search instead for Sphenoid sinus.

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

Example Sentences

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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

This bony region of the sphenoid bone is named for its resemblance to the horse saddles used by the Ottoman Turks, with a high back and a tall front.

From Textbooks • Jun. 19, 2013

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

The most posterior is the sphenoid sinus, located in the body of the sphenoid bone, under the sella turcica.

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 Webster, Noah