sigmoid sinus

sigmoid sinus definition - medical

sigmoid sinus

noun
The S-shaped dural sinus lying on the mastoid process of the temporal bone and the jugular process of the occipital bone.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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