axiom axiology • axiomatic · · · Info · Definitions · Synonyms · Characters · · axiom · · Text Latin · · Script 5 · · Length Definitions · · · (noun) a saying that is widely accepted on its own merits. Synonyms: maxim. · · Noun Definition 1 (noun) (logic) a proposition that is not susceptible of proof or disproof; its truth is assumed to be self-evident. · · Noun Definition 2 Synonyms · · · maxim · · Synonym 1 Characters · · a latin small letter a U+0061 i latin small letter i U+0069 m latin small letter m U+006D o latin small letter o U+006F x latin small letter x U+0078