twitch

twitch definition - medical

twitch (twĭch)

verb
  1. To draw, pull, or move suddenly and sharply; jerk.
  2. To move jerkily or spasmodically.
  3. To ache sharply from time to time; twinge.
noun
A sudden involuntary or spasmodic muscular movement.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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