D defs.my
Entry 1 sense Webster, 1913

Petit mal

/pĕt'-ē măl/ · Pe·tit· mal · IPA /ˌpɛti ˈmal/
01 The mildest form of epilepsy, with momentary faintness or unconsciousness, but without convulsions; -- opposed to grand mal.
  1. 1.
    The mildest form of epilepsy, with momentary faintness or unconsciousness, but without convulsions; -- opposed to grand mal.(Med.)