Arbitrator (&unr_;), n. [L., fr. arbitrari: cf. F. arbitrateur.] 1. A person, or one of two or more persons, chosen by parties who have a controversy, to determine their differences. See Arbitration.
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2. One who has the power of deciding or prescribing without control; a ruler; a governor.
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Though Heaven be shut,
And Heaven's high Arbitrators sit secure. Milton.
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Masters of their own terms and arbitrators of a peace. Addison.
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Syn. -- Judge; umpire; referee; arbiter. See Judge.
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