Artificial intelligent assistant

aspergillum

aspergillum
  (æspəˈdʒɪləm)
  [f. L. aspergĕre + -illum dim. suffix: cf. vexillum, f. vehĕre.]
  R.C. Ch. A kind of brush used to sprinkle holy water: see asperges.

1649 G. Daniel Trinarch., Rich. II, xcix, Fitt for the Aspergillum of this Preist. 1868 Perthsh. Jrnl. 18 June, After the foundation-stone had been sprinkled with water from the aspergillum.

Oxford English Dictionary

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