muscle spasm

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a painful and involuntary muscular contraction
• Syn:
spasm, cramp
• Hypernyms:
symptom
• Hyponyms:
charley horse, charley-horse, writer's cramp, graphospasm, blepharospasm,
crick, kink, rick, wrick, myoclonus, opisthotonos,
twitch, twitching, vellication, tenesmus, trismus