Dictionary definition · postulate
noun
- (logic) a proposition that is accepted as true in order to provide a basis for logical reasoning
verb
- maintain or assert"He contended that Communism had no future"
- take as a given; assume as a postulate or axiom"He posited three basic laws of nature"
- require as useful, just, or proper"It takes nerve to do what she did"
Source: Open English WordNet (CC BY 4.0).