Artificial intelligent assistant

antiphonar

anˈtiphonar Obs.
  [ad. Fr. antiphonaire, later ad. L. antiphōnārium: see antiphoner.]
  = antiphoner, antiphonary.

[Not in Johnson 1755.] 1765 Burn Eccles. Law (T.) The antiphonar is that book which containeth the invitatories, responsories, verses, collects, and whatever is said or sung in the quire, called the seven hours or breviary.

Oxford English Dictionary

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