‖n. [ NL., from Gr. &unr_; a shining forth, fr. &unr_; to shine forth; &unr_; out + &unr_; to shine. ] (Med.) A fancied perception of flashes of light, a symptom of epilepsy; hence, epilepsy itself; convulsions. [ 1913 Webster ]
☞ The term is generally restricted to a convulsive affection attending pregnancy and parturition, and to infantile convulsions. [ 1913 Webster ]