Artificial intelligent assistant

betokener

betokener
  (bɪˈtəʊk(ə)nə(r))
  [f. betoken v. + -er1.]
  He who or that which betokens or indicates.

1587 Golding De Mornay ix. 123 This worde forego being a betokener of time, excludeth..eternitie. 1662 J. Chandler Van Helmont's Oriat. 332 Anatomy..as if it were the undoubted betokener, and healer of all Diseases.

Oxford English Dictionary

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