voluntary muscle

noun Anatomy.

muscle whose action is normally controlled by an individual's will; mainly skeletal muscle, composed of parallel bundles of striated, multinucleate fibers.

Nearby words

  1. voluntary,
  2. voluntary abortion,
  3. voluntary aid detachment,
  4. voluntary arrangement,
  5. voluntary association,
  6. voluntary retailer,
  7. voluntary sector,
  8. voluntaryism,
  9. volunteer,
  10. volunteer army

Origin of voluntary muscle

First recorded in 1780–90

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for voluntary muscle

voluntary muscle


A muscle, such as any of the striated muscles except the heart, whose action is normally controlled by individual volition.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.