[ex.or.cise] also ex.or.cize vt -cised also -cized ; -cis.ing also -ciz.ing [ME, fr. MF exorciser, fr. LL exorcizare, fr. Gk exorkizein, fr. ex- + horkizein to bind by oath, adjure, fr. horkos oath] (1539) 1 a: to expel (an evil spirit) by adjuration b: to get rid of (something troublesome, menacing, or oppressive)
2: to free of an evil spirit -- ex.or.cis.er n