Artificial intelligent assistant

arbitrer

ˈarbitrer, -or Obs.
  Also 4–6 -our.
  [a. AFr. arbitrour, OF. arbitreor, -eour:—late L. arbitrātōr-em: see arbitrator and arbiter.]
  Earlier equivalent of arbitrator.

1382 Wyclif 1 Esdr. viii. 23 Ordeine domesmen and arbitrouris [1611 justices]. 1393 Langland P. Pl. C. vii. 382 Þe betere þyng, by arbitrours [v.r. arbytours] · sholde bote þe werse. c 1440 Promp. Parv. 14 Arbitrowre, arbiter. 1479 J. Paston Lett. 841 III. 257 It was other wyse a⁓poynted befor the arbytrorys. 1560 J. Daus Sleidane's Comm. 129 b, Arbitrers, who..should determine the case. 1641 Termes de la Ley 26 Arbitrors. 1814 Southey Roderick xxi. 413 The arbitrer of her own destiny.

Oxford English Dictionary

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