Mediator
The Cyclopedic Law Dictionary · Walter A. Shumaker and George Foster Longsdorf; ed. James C. Cahill · 1922
The Cyclopedic Law Dictionary
One who interposes between two contending parties, with their consent, for the purpose of assisting them in settling their differences. Sometimes this term is applied to an officer who is appointed by a sovereign nation to promote the settlement of disputes between two other nations.
See Minister.