define antagonistic muscles
Antagonistic Muscle. (physiology) a muscle that opposes the action of another; the biceps and triceps are antagonistic muscles .A muscle that acts as the opposing force in contraction or relaxing of a muscle. An example of this is the the contraction of the biceps, where the triceps would be the antagonistic muscles. See [[antagonism. Please contribute to this project, if you have more information about this term feel free to edit this page.