isometric exercise


noun

exercise or a program of exercises to strengthen specific muscles or shape the figure by pitting one muscle or part of the body against another or against an immovable object in a strong but motionless action, as by pressing the fist of one hand against the palm of the other or against a desk.
any specific exercise of this type.

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Origin of isometric exercise

First recorded in 1965–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Medical definitions for isometric exercise

isometric exercise

n.

Exercise performed by the exertion of effort against a resistance that strengthens and tones the muscle without changing the length of the muscle fibers.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.