Noun | 1. | axiom - a saying that is widely accepted on its own merits locution, saying, expression - a word or phrase that particular people use in particular situations; "pardon the expression" gnome - a short pithy saying expressing a general truth moralism - a moral maxim |
2. | axiom - (logic) a proposition that is not susceptible of proof or disproof; its truth is assumed to be self-evident Euclidean axiom, Euclid's axiom, Euclid's postulate - (mathematics) any of five axioms that are generally recognized as the basis for Euclidean geometry logic - the branch of philosophy that analyzes inference proposition - (logic) a statement that affirms or denies something and is either true or false |