- postulator - (Roman Catholic Church) someone who proposes or pleads for a candidate for beatification or canonization
--1 is a kind of clergyman, reverend, man of the cloth
- postulator - someone who assumes or takes something for granted as the basis of an argument
--2 is a kind of asserter, declarer, affirmer, asseverator, avower
Derived form: verb postulate2 - postulator - someone who assumes or takes something for granted as the basis of an argument