the arbitrator's authority derived from the consent of the disputants.
Examples of arbitrator
arbitrator
Arbitrator Richard Bloch last month upheld the NHL's right to void the contract.
From the latimes.com
Arbitrator Shyam Das already said there were no grounds to reverse the decision.
From the usatoday.com
Rogers, who viciously shoved two cameramen in June, was sprung by an arbitrator.
From the usatoday.com
In theory, the next step, a binding ruling by an arbitrator, would settle things.
From the sfgate.com
So what is the problem with firing Kashitskaya, according to arbitrator Socoloff?
From the heraldtribune.com
This August, however, an arbitrator ruled that Simmons shouldn't be reinstated.
From the dispatchpolitics.com
It is no less dangerous to turn the government into an arbitrator of competition.
From the businessweek.com
An arbitrator decided she could take the car back to the dealer to be repaired.
From the boston.com
County Solicitor Julie Graham called the decision by the arbitrator a compromise.
From the post-gazette.com
More examples
Arbiter: someone chosen to judge and decide a disputed issue; "the critic was considered to be an arbiter of modern literature"; "the arbitrator's authority derived from the consent of the disputants"; "an umpire was appointed to settle the tax case"
(arbitrate) intercede: act between parties with a view to reconciling differences; "He interceded in the family dispute"; "He mediated a settlement"
(arbitration) (law) the hearing and determination of a dispute by an impartial referee agreed to by both parties (often used to settle disputes between labor and management)
(arbitration) the act of deciding as an arbiter; giving authoritative judgment; "they submitted their disagreement to arbitration"
An arbitral tribunal (or arbitration tribunal) is a panel of one or more adjudicators which is convened and sits to resolve a dispute by way of arbitration. The tribunal may consist of a sole arbitrator, or there may be two or more arbitrators, which might include either a chairman or an umpire. ...
Arbitration, a form of alternative dispute resolution (ADR), is a legal technique for the resolution of disputes outside the courts, wherein the parties to a dispute refer it to one or more persons (the "arbitrators", "arbiters" or "arbitral tribunal"), by whose decision (the "award") they agree ...
A person to whom the authority to settle or judge a dispute is delegated
(arbitrate) To make a judgment (on a dispute) as an arbitrator or arbiter; To submit (a dispute) to such judgment; (rare) To assign an object an arbitrary value, or otherwise arbitrarily determine it
(arbitration) The act or process of arbitrating; A process through which two or more parties use an arbitrator or arbiter in order to resolve a dispute; In general, a form of justice where both parties designate a person whose ruling they will accept formally. ...