Dictionary.com
definitions
  • synonyms

cogwheel rigidity

n.
  1. Rigidity in which the muscles respond with cogwheel-like jerks to the use of force in bending the limb, as occurs in Parkinson's disease.
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.