Artificial intelligent assistant

lixivian

liˈxivian, a. Obs. rare—1.
  [f. L. lixīvi-um lixivium + -an.]
  = lixivial a.

1727 Bradley Fam. Dict. s.v. Corn setting Engine, Pigions dung or any other saline or lixivian substance.

Oxford English Dictionary

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