arbitrator
2 synonyms for arbitrator, grouped by meaning and by how common each one is.
Noun — Someone given the job of deciding the outcome of a dispute between two sides.
Synonyms
Less common
Still standard English, but they carry more weight.
Rare, literary or technical
Precise, but they will stand out — check the sense before using one.
Etymology
This comes from Middle English arbitrator, from Late Latin arbitrātor, from arbitror.
Full origin of arbitrator →