Artificial intelligent assistant

fumigator

fumigator
  (ˈfjuːmɪgeɪtə(r))
  [agent-n. f. L. fūmigāre: see fumigate v. and -or. Cf. F. fumigateur.]
  One who or that which fumigates; spec., see quot. 1874.

1872 ‘Mark Twain’ Innoc. Abr. xxi, We feel no malice toward these fumigators. 1874 Knight Dict. Mech. I. 924/2 Fumigator, an apparatus for applying smoke, gas, or perfume. 1888 Sci. Amer. N.S. LIX. 177 A corps of physicians and fumigators..thoroughly disinfected and fumigated the room.

Oxford English Dictionary

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