agent, communicatee, mediator, middleman, facilitator, go-between, intercessor, intermediary, intermediate, intermediator, moderator, negotiator, transactor, umpire, intermediate party
ПОСРЕДНИК
Русско-английский перевод ПОСРЕДНИК
Андрианов С.Н., Берсон А.С.. Русско-Английский юридический словарь. Russian-English law dictionary . 2003