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1. Epilepsy in which the attacks involve loss of consciousness and tonic spasms of the musculature followed by generalized jerking
   - grand mal epilepsy, generalized epilepsy, epilepsia major, generalised epilepsy [Brit]
    
2. A seizure during which the patient becomes unconscious and has convulsions over the entire body
   - generalized seizure, epilepsia major, generalised seizure [Brit]

Type of: epilepsy, epileptic seizure

Encyclopedia: Grand mal