exorcism Meaning, Definition & Usage

  1. noun freeing from evil spirits
    dispossession.

WordNet

Ex"or*cism noun
Etymology
L. exorcismus, Gr. ; cf. F. exorcisme.
Definitions
  1. The act of exorcising; the driving out of evil spirits from persons or places by conjuration; also, the form of conjuration used.
  2. Conjuration for raising spirits. R. Shak.

Webster 1913