sphenoparietal sinus

[ sfē′nō-pə-rīĭ-təl ]

n.

A paired sinus of the dura mater that begins on the parietal bone and empties into the cavernous sinus.

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