[a. L. conciliātor, agent-n. from conciliāre to CONCILIATE: see -OR. Cf. F. conciliateur (16th c. in Littré).] One who or that which conciliates; esp. one who leads opposed parties to be friendly to each other; a peacemaker, arbitrator.
c. 1575. Fulke, Confut. Doct. Purgatory (1577), 419. Some mediatores and conciliatores of Origens error, with the erroneous practise of the church.
1654. R. Whitlock, Ζωοτομια, 233. It would lessen the number of conciliatours: which cannot themselves now write, but as engagedly biassed to one side or the other.
1766. Smollett, Trav., xxxix. II. 227 (Jod.). Tipping the searcher with half-a-crown, which is a wonderful conciliator at all the bureaus in this country.
1878. Dowden, Stud. Lit., 437. He remained a conciliator among conflicting parties.
1885. Pall Mall G., 22 Sept., 9/1. Mr. Joseph Cowen, M.P., has consented to act as conciliator on behalf of the men.