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precentral sulcus in Medicine

precentral sulcus

n.
  1. An interrupted fissure anterior to and generally parallel with the central sulcus, marking the anterior border of the precentral gyrus.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.