- (n.) Legal strength, force or authority; that quality of a thing which renders it supportable in law or equity; as, the validity of a will; the validity of a contract, claim or title.
- (n.) Value.
- (n.) The quality or state of being valid; strength; force; especially, power to convince; justness; soundness; as, the validity of an argument or proof; the validity of an objection.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). validity. Retrieved September 20, 2026, from http://smartdefine.org/validity/definitions/2078626 |
| Chicago | Webster's. 2011. "validity" http://smartdefine.org/validity/definitions/2078626 (accessed September 20, 2026). |
| Harvard | Webster's 2011, validity, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/validity/definitions/2078626>. |
| MLA | Webster's. "validity" 28 May 2011. Web. 20 September 2026. <http://smartdefine.org/validity/definitions/2078626> |