Artificial intelligent assistant

sublunarian

subluˈnarian, a. rare.
  [Formed as sublunary + -an.]
  Existing or operating beneath the moon's surface.

1880 Proctor Rough Ways 108 The reinforcement of their action by the effects due to sublunarian energies. 1881Poetry Astron. vi. 231 Sublunarian forces.

Oxford English Dictionary

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