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hypertonia

American  
[hahy-per-toh-nee-uh] / ˌhaɪ pərˈtoʊ ni ə /

noun

Pathology.

  1. increased rigidity, tension, and spasticity of the muscles.

Etymology

Origin of hypertonia

First recorded in 1835–45; hyper- + -tonia

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.