validity

noun

va·​lid·​i·​ty və-ˈli-də-tē How to pronounce validity (audio)
va-
: the quality or state of being valid: such as
a
: the state of being acceptable according to the law
The validity of the contract is being questioned.
What the federal courts have ruled … is that renunciations made behind barbed wire were essentially under duress, and thus of no legal validity.Roger Daniels
b
: the quality of being well-grounded, sound, or correct
the validity of an argument/theory
Other researchers have questioned the validity of the test results.
Later he acknowledged that there was no validity to his report.David Hiltbrand

Examples of validity in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Both repeatability and reliability are fundamental and crucial for a testing algorithm’s validity, fairness, and practical feasibility, especially for standardization, according to the paper. Prabhat Ranjan Mishra, Interesting Engineering, 5 Nov. 2025 The schedule upgrade gives Santana validity as an elite team. Glae Thien, San Diego Union-Tribune, 3 Nov. 2025 Commissioner Melissa Castro, who voted against the investigation, questioned the validity of the information in the anonymous post. Miami Herald, 30 Oct. 2025 Fowler's report was shortly followed by Jennings deactivating his Instagram page, which led some to believe that the rumors about the fifth-year wideout potentially being on the trading block may have some validity. Reice Shipley, MSNBC Newsweek, 29 Oct. 2025 See All Example Sentences for validity

Word History

First Known Use

circa 1577, in the meaning defined above

Time Traveler
The first known use of validity was circa 1577

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Cite this Entry

“Validity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/validity. Accessed 6 Nov. 2025.

Kids Definition

validity

noun
va·​lid·​i·​ty
və-ˈlid-ət-ē,
va-
: the quality or state of being valid

More from Merriam-Webster on validity

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