Artificial intelligent assistant

revolant

ˈrevolant, a. rare—1.
  [ad. L. revolant-em, pres. pple. of revolāre.]
  Flying back.

1789 E. Darwin Bot. Gard. ii. (1791) 106 No refluent fin the unpeopled stream divides, No revolant pinion cleaves the airy tides.

Oxford English Dictionary

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