English Reference

Word

arbitrator

Phoneticsar·bi·tra·tor, stress on the first syllable

US/ˈɑɹbɪˌtɹeɪtɝ/

UK/ˈɑːbɪtɹˌeɪtɐ/

Definition

n. a person who helps two people or groups reach an agreement when they are in a disagreement. This person is usually chosen by both sides to make a fair decision.

n. a neutral third party who facilitates the resolution of a dispute between two or more parties. Often used in legal or labor contexts to provide a binding or advisory decision.

Examples

“The two companies hired an arbitrator to settle their dispute.”

“After months of failed negotiations, the union and the management agreed to let an independent arbitrator decide the final terms of the contract.”

“The role of the arbitrator is to interpret the specific terms of the collective bargaining agreement, ensuring that any resolution remains strictly within the bounds of the original contract.”

Examples

simple

“The two companies hired an arbitrator to settle their dispute.”

contextual

“After months of failed negotiations, the union and the management agreed to let an independent arbitrator decide the final terms of the contract.”

complex

“The role of the arbitrator is to interpret the specific terms of the collective bargaining agreement, ensuring that any resolution remains strictly within the bounds of the original contract.”

Real-World Examples

“On Monday, an arbitrator ruled that the Post had violated her rights as a union-protected employee and ordered the newspaper to reinstate her and compensate her for lost wages.”
The Guardian 25 Aug 2026
“An independent arbitrator has ordered the Washington Post to reinstate opinion columnist Karen Attiah and award her back pay after finding the newspaper lacked sufficient grounds to fire her.”
Al Jazeera 24 Aug 2026

Etymology

From Middle English arbitrator, from Late Latin arbitrātor, from arbitror.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

Related words

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990
Frequency
Occasional
Level
C1 · Advanced
Updated

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