sphenoidal spine

Medical Dictionary

sphenoidal spine n.
A rearward and downward projection from either of the greater wings of the sphenoid bone. Also called alar spine, spinous process.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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