- (a.) An established principle in some art or science, which, though not a necessary truth, is universally received; as, the axioms of political economy.
- (a.) A self-evident and necessary truth or a proposition whose truth is so evident as first sight that no reasoning or demonstration can make it plainer; a proposition which it is necessary to take for granted; as, "The whole is greater than a part;" "A thing can not, at the same time, be and not be.".
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). axiom. Retrieved September 25, 2026, from http://smartdefine.org/axiom/definitions/1977607 |
| Chicago | Webster's. 2011. "axiom" http://smartdefine.org/axiom/definitions/1977607 (accessed September 25, 2026). |
| Harvard | Webster's 2011, axiom, Smart Define, viewed 25 September, 2026, <http://smartdefine.org/axiom/definitions/1977607>. |
| MLA | Webster's. "axiom" 27 May 2011. Web. 25 September 2026. <http://smartdefine.org/axiom/definitions/1977607> |