Noun | 1. | petit mal epilepsy - epilepsy characterized by paroxysmal attacks of brief clouding of consciousness (and possibly other abnormalities); "she has been suffering from petit mal since childhood" epilepsy - a disorder of the central nervous system characterized by loss of consciousness and convulsions absence seizure, absence - the occurrence of an abrupt, transient loss or impairment of consciousness (which is not subsequently remembered), sometimes with light twitching, fluttering eyelids, etc.; common in petit mal epilepsy |