Artificial intelligent assistant

quiddative

ˈquiddative, a. rare.
  [For quidditative; cf. qualitive, quantitive.]
  = quidditative.

1642 J. Jackson Bk. Conscience 18 Find out the very quiddative nature and being of Conscience. 1727–41 Chambers Cycl. s.v. Quiddity, What is essential to a thing is said to be quiddative—as quiddative knowledge. 1898 Dublin Rev. Oct. 299 The quiddative unity of things.

Oxford English Dictionary

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