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validation

noun

val·​i·​da·​tion ˌva-lə-ˈdā-shən How to pronounce validation (audio)
: 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.
That need for validation is seen most immediately in Isabella but broadens out to Sam the director in the film whom Isabella accuses in a moment of catty lucidity of fearing that he will be exposed as a talentless coward with nothing to say…. John Hopewell, Variety, 24 Nov. 2025 However, the company is the first to report clear, measurable results on volume, giving it an edge in industrial validation. Sujita Sinha, Interesting Engineering, 21 Nov. 2025 With this raise, Perelel will continue to expand its assortment in women’s health to address all ages and stages, as well as double down on its commitment to clinical validation. Emily Burns, Footwear News, 20 Nov. 2025 Many businesses offer parking validation, so always check—your parking may be discounted or even free. Ella Gonzales, Fort Worth Star-Telegram, 20 Nov. 2025 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

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Cite this Entry

“Validation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/validation. Accessed 3 Dec. 2025.

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