noun \ˈep-ə-ˌlep-sē\
plural ep·i·lep·sies

Definition of EPILEPSY

: any of various disorders marked by abnormal electrical discharges in the brain and typically manifested by sudden brief episodes of altered or diminished consciousness, involuntary movements, or convulsions—see grand mal, petit mal; focal epilepsy, jacksonian epilepsy, myoclonic epilepsy, temporal lobe epilepsy

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