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superior petrosal sinus in Medicine

superior petrosal sinus

n.
  1. A paired sinus of the dura mater in the groove on the superior margin of the petrous part of the temporal bone, connecting the cavernous sinus with the transverse sinus.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.