Someone who is epileptic suffers from epilepsy.
He was epileptic and refused to take medication for his condition.
他患有癫痫,却拒绝药物治疗。
An epileptic seizure is caused by epilepsy.
He suffered an epileptic seizure.
他癫痫病发作了一次。
epileptics
An epileptic is someone who is epileptic.
His wife is an epileptic.
他的妻子是癫痫患者。