noun Date: 1547 an abnormal violent and involuntary contraction or series of contractions of the muscles, 2. a violent disturbance, an uncontrolled fit ; paroxysm , ~ary adjective
CONVULSION
Meaning of CONVULSION in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012