ar·​bi·​tra·​tor | \ ˈär-bə-ˌtrā-tər How to pronounce arbitrator (audio) \

Definition of arbitrator

: one that arbitrates a dispute : arbiter an impartial arbitrator

Keep scrolling for more

Synonyms for arbitrator


Visit the Thesaurus for More 

Examples of arbitrator in a Sentence

Both sides agreed to accept a decision by an impartial arbitrator. the couple finally agreed to let the salesclerk be the final arbitrator and tell them which shirt looked best
Recent Examples on the Web Attempts by the three limited partners to sell their shares devolved into acrimony with Snyder, and the N.F.L. appointed an arbitrator to resolve the matter privately. Kevin Draper, New York Times, 12 Oct. 2021 In May, an arbitrator ordered Tesla to pay more than $1 million over similar allegations by another former Fremont factory worker. NBC News, 5 Oct. 2021 The insurer and health provider can jointly select an arbitrator that attests to no conflict of interests. Stephanie Armour, WSJ, 1 Oct. 2021 But an arbitrator gave Foti’s job back because the lapse in time between the incident and when it was discovered violated Foti’s due-process rights. Adam Ferrise, cleveland, 26 Sep. 2021 However, Collins appealed the suspension and an arbitrator not only ruled against him, but reinstated the original five-game ban. Steve Gardner, USA TODAY, 26 Sep. 2021 An arbitrator rejected the 49ers’ plea and raised the team’s rent by $10 million over the life of the lease. San Francisco Chronicle, 5 Sep. 2021 Ramasar was suspended from the New York City Ballet in 2018 for sharing nude photos of other female dancers without their consent, and then later reinstated after intervention from an arbitrator. Jackson Mchenry, Vulture, 9 Aug. 2021 Peterman is exclusively available as a trainer and conflict consultant through BreakthroughADR and exclusively available as a mediator and arbitrator through JAMS. Pauleanna Reid, Forbes, 24 Sep. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'arbitrator.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of arbitrator

15th century, in the meaning defined above

History and Etymology for arbitrator

Middle English, borrowed from Medieval Latin arbitrātor "umpire," from Latin arbitrārī "to consider, judge, arbitrate" + -tor, agent suffix

Keep scrolling for more

Learn More About arbitrator

Time Traveler for arbitrator

Time Traveler

The first known use of arbitrator was in the 15th century

See more words from the same century

Dictionary Entries Near arbitrator

arbitration of exchange



See More Nearby Entries 

Statistics for arbitrator

Last Updated

22 Oct 2021

Cite this Entry

“Arbitrator.” Dictionary, Merriam-Webster, Accessed 28 Oct. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

Keep scrolling for more

More Definitions for arbitrator



English Language Learners Definition of arbitrator

: a person who is chosen to settle a disagreement between people or groups


ar·​bi·​tra·​tor | \ ˈär-bə-ˌtrā-tər How to pronounce arbitrator (audio) \

Kids Definition of arbitrator

: a person chosen to settle differences in a disagreement


ar·​bi·​tra·​tor | \ ˈär-bə-ˌtrā-tər How to pronounce arbitrator (audio) \

Legal Definition of arbitrator

: an impartial person or group that is given the power by disputing parties to resolve their dispute — compare mediator

More from Merriam-Webster on arbitrator

Nglish: Translation of arbitrator for Spanish Speakers

Britannica English: Translation of arbitrator for Arabic Speakers


Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
True or False

Test your knowledge - and maybe learn something along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!