definition
a statement of the exact meaning of a word, especially in a dictionary.
theorems
In mathematics, a theorem is a non-self-evident statement that has been proven to be true, either on the basis of generally accepted statements such as axioms or on the basis of previously established statements such as other theorems
postulates
suggest or assume the existence, fact, or truth of (something) as a basis for reasoning, discussion, or belief.
(in ecclesiastical law) nominate or elect (someone) to an ecclesiastical office subject to the sanction of a higher authority.
a thing suggested or assumed as true as the basis for reasoning, discussion, or belief.
???
