noun
A neutral third party who helps resolve disputes, often in legal, commercial, or labor contexts. More formal than 仲介人.
労働争議の解決のため、仲裁人が選ばれた。
An arbitrator was chosen to resolve the labor dispute.
両
If the two parties cannot reach an agreement, we will also consider appointing a mediator.
調停人 is a conciliator or mediator, often used in legal contexts. 仲裁人 may have stronger decision-making power, closer to an arbitrator.
Compound of 仲裁 (arbitration, mediation) + 人 (person). 仲裁 is from 仲 (relationship) + 裁 (judge).