tonus

to·nus  (tns)

n. pl. to·nus·es

Body or muscular tone; tonicity.

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[Latin, tone; see tone.]

Thesaurus

Noun

1.

tonus - the elastic tension of living muscles, arteries, etc. that facilitate response to stimuli; "the doctor tested my tonicity" tonicity, tone muscular tissue, muscle - animal tissue consisting predominantly of contractile cells tautness, tenseness, tensity, tension - the physical condition of being stretched or strained; "it places great tension on the leg muscles"; "he could feel the tenseness of her body" catatonia - extreme tonus; muscular rigidity; a common symptom in catatonic schizophrenia muscle tone, muscular tonus - normal tonicity of the muscles; "exercise improves muscle tone" myotonia - abnormally long muscular contractions; slow relaxation of a muscle after a contraction hypertonia, hypertonus, hypertonicity - (of muscular tissue) the state of being hypertonic hypotonia, hypotonus, hypotonicity - (of muscular tissue) the state of being hypotonic