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otocranium in Medicine

otocranium

(ō′tō-krānē-əm)
n.
  1. The bony case of the internal and middle ear consisting of the petrous portion of the temporal bone.
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Related formso′to•crani•al adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.