Akademik

treater
noun
someone who negotiates (confers with others in order to reach a settlement)
Syn: ↑negotiator, ↑negotiant
Derivationally related forms: ↑treat, ↑negotiate (for: ↑negotiant), ↑negotiate (for: ↑negotiator)
Hypernyms: ↑communicator
Hyponyms:
mediator, ↑go-between, ↑intermediator, ↑intermediary, ↑intercessor, ↑bargainer, ↑compromiser, ↑holdout, ↑negotiatress, ↑negotiatrix, ↑representative, ↑settler

Useful english dictionary. 2012.