Myotome

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    In vertebrate embryonic development, a group of tissues formed from any particular one of the somites that develop into the body wall muscle. .
  2. 2
    In neurology, a group of muscles innervated from a particular spinal segment; the division of innervation reflects the embryology of the various somites.
  3. 3
    A surgical instrument for performing myotomy.

Etymology

From myo- + -tome.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.