arbiter

/ˈɑː.bɪ.tə(ɹ)/
noun

Meaning

A person appointed, or chosen, by parties to determine a controversy between them; an arbitrator.
The person who oversees a chess match and ensures the rules are followed.
A component in circuitry that allocates scarce resources.
A person or object having the power of judging, determining, or ordaining; one whose power of deciding and governing is not limited.
A person appointed, or chosen, by parties to determine a controversy between them; an arbitrator.
To act as an arbiter.

Examples

In order to protect individual liberty there must be an arbiter between the governing powers and the governed.
Television and film, not Vogue and similar magazines, are the arbiters of fashion.
The grapholect of Standard English is not the exclusive system that arbiters of cultural purity wish to 'correct' us into believing
The dreadnought is the ultimate arbiter of space warfare; millions of tons of metal, ceramic, and polymer dedicated to the projection of firepower against an enemy vessel of like ability. No sane commander would face a dreadnought with anything less than another dreadnought.
The arbiter shall use his best judgement when determining the times to be shown on the replacement chess clock.

Word Forms

arbiters arbitering arbitered

Etymology

From Middle English arbiter, arbytour, arbitre, from Old French arbitre, from Latin arbiter (“a witness, judge, literally one who goes to see”).

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