muscle contraction
(physiology) a shortening or tensing of a part or organ (especially of a muscle or muscle fiber) • Syn: contraction, muscular contraction • Derivationally related forms: contract (for: contraction) • Topics: physiology • Hypernyms: shortening • Hyponyms: contracture, tetanus, uterine contraction, Braxton-Hicks contraction, false labor, vaginismus
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