validation

noun

val·​i·​da·​tion ˌva-lə-ˈdā-shən How to pronounce validation (audio)
Synonyms of validationnext
: an act, process, or instance of validating
especially : the determination of the degree of validity of a measuring device

Examples of validation in a Sentence

I'm afraid we cannot act on your claim without validation.
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 tracks follow a pilot-scale validation model intended to generate comparable data on durability, environmental impact, cost and scalability. Alexandra Harrell, Sourcing Journal, 13 Feb. 2026 Development and testing activities will take place at Fincantieri’s Sestri Ponente shipyard, which will serve as the reference environment for industrial validation and certification of the technology. Atharva Gosavi, Interesting Engineering, 12 Feb. 2026 But Spanberger’s campaign in Virginia last year provided validation for this. Mark Leibovich, The Atlantic, 11 Feb. 2026 The Tiny Fellowship, the more advanced track, encompasses a 10-week hybrid structure and supports founders whose concepts are ready for deeper validation. Connie Etemadi, USA Today, 10 Feb. 2026 See All Example Sentences for validation

Word History

Etymology

valid(ate) + -ation, perhaps after French validation

First Known Use

circa 1656, in the meaning defined above

Time Traveler
The first known use of validation was circa 1656

Browse Nearby Words

Cite this Entry

“Validation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/validation. Accessed 19 Feb. 2026.

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