occipital sinus

occipital sinus in Medicine

occipital sinus n.
An unpaired dural sinus commencing at the confluence of the sinuses and passing downward to the great foramen.

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