Artificial intelligent assistant

stipulant

stipulant Roman Law.
  (ˈstɪpjʊlənt)
  [ad. L. stipulantem, pr. pple. of stipulāre to stipulate.]
  = stipulator 1.

1880 Muirhead Gaius iii. 100 If the obligation be made coincident with the last breath of the stipulant or promiser. Ibid. 105 The stipulant must hear the words of the promiser.

Oxford English Dictionary

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