Synonym(s)
Definition(s)
- Shock-like contraction of a portion of a muscle, an entire muscle, or a group of muscles; may be part of a disease process or a normal physiological response.
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Definition from: CRISP Thesaurus via Unified Medical Language System at the National Library of Medicine
- Irregular involuntary contraction of a muscle usually resulting from functional disorder of controlling motor neurons; also: a condition characterized by myoclonus.
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Definition from: Merriam-Webster's Medical Dictionary by Merriam-Webster Inc.
See also Understanding Medical Terminology.