postulator

[ pos-chuh-ley-ter ]

/ ˈpɒs tʃəˌleɪ tər /

a priest who presents a plea for a beatification or the canonization of a beatus. Compare devil's advocate(def 2).

Origin of postulator

First recorded in 1860–65, postulator is from the Latin word postulātor claimant. See postulate, -tor

In the more agreeable rle of Postulator, I may add that this charge against Hudson—while not disproved—is not sustained.

Henry Hudson |Thomas A. Janvier
The postulator, who is the mandatory of a diocese or ecclesiastical commonalty, is the solicitor.

Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 2 |Various

postulator

/ (ˈpɒstjʊˌleɪtə) /

RC Church a person, usually a priest, deputed to prepare and present a plea for the beatification or canonization of some deceased person