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English definition of “seizure”

seizure

noun (MEDICAL)    /ˈsiː.ʒər/ US  /-ʒɚ/
[C] a very sudden attack of an illness in which someone becomes unconscious or develops violent movements : an epileptic seizureDisease and illness - general words [C] old use a sudden failure of the heart : His aunt died of a seizure.figurative humorous When I told her how much it cost she nearly had a seizure (= she was very shocked ).Disorders and diseases of the heart and blood
(Definition of seizure noun (MEDICAL) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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