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myotome definition

myo·tome (mī′ō tōm′)

noun

  1. the body-wall musculature in a single segment of primitive chordates and segmented invertebrates
  2. one of the paired mesodermal masses in a vertebrate embryo from which the musculature develops

Etymology: myo- + -tome

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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