antiepileptic n 1: a drug used to treat or prevent convulsions (as in epilepsy) [syn: {anticonvulsant}, {anticonvulsant drug}, {antiepileptic}, {antiepileptic drug}]
Antiepileptic \An`ti*ep`i*lep"tic\, a. & n. (Med.) Same as {Antepileptic}. [1913 Webster]