spasmn. 痙攣、抽搐、發作學術名詞痙攣：醫學、畜牧學、機械工程、獸醫學、實驗動物及比較醫學抽動：機械工程英文釋義a painful and involuntary muscular contraction(pathology) sudden constriction of a hollow organ (as a blood vessel)