Synonyms: axiom
Definition: (logic) a proposition that is not susceptible of proof or disproof; its truth is assumed to be self-evident
Similar words: proposition
Definition: (logic) a statement that affirms or denies something and is either true or false
Definition: a saying that is widely accepted on its own merits
Similar words: locution, saying, expression
Definition: a word or phrase that particular people use in particular situations
Usage: pardon the expression