Artificial intelligent assistant

sistre

ˈsistre Obs.—1
  [a. F. sistre, or ad. L. sistrum: see next.]
  A sistrum.

c 1590 A. Hume Epist. Montcreif 30 A loflie troup of Ladies in array, Sum on a luth, sum on a sistre play.

Oxford English Dictionary

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