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definitions

medial crest

n.
  1. A ridge of bone on the posterior surface of the fibula separating the attachment of the posterior tibial muscle from that of the long flexor muscle of the great toe and the soleus muscle.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.