Artificial intelligent assistant

mediatress

mediatress Now rare.
  (ˈmiːdɪeɪtrɪs)
  [f. mediator + -ess.]
  = mediatrix.

1616 R. Sheldon Surv. Miracles Ch. Rome 125 Neither dare wee associate her as a secondarie Mediatrisse with her sonne. 1748 Richardson Clarissa xlii. (1811) III. 249 How shall two such come together—no kind mediatress in the way? 1867 Contemp. Rev. V. 57 He does not hesitate to employ her as mediatress.

Oxford English Dictionary

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