validation

noun

val·​i·​da·​tion ˌva-lə-ˈdā-shən How to pronounce validation (audio)
Synonyms of validation
: 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.
Inspiration happens on social platforms, validation on Google, comparison across aggregators, and booking wherever friction is lowest. Teresa MacKintosh, Fortune, 13 June 2026 The hotel recently signed on as the first outside brand in Hilton’s Select by Hilton program, which Daly reads as validation that the compact model has an important place in the hotel ecosystem. Christopher Elliott, Forbes.com, 13 June 2026 The issue involved a printing error where some tickets appeared to show a prize different from what was recorded on the lottery commission's official validation record. Lexi Lane, PEOPLE, 13 June 2026 Even after raising the largest-ever amount in an IPO, SpaceX still needs the market’s validation of its ambition to dominate AI and carry humans to the moon and Mars, as well as the company’s controversial governance regime that promises Musk near-total control. Bloomberg, Mercury News, 12 June 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

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Cite this Entry

“Validation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/validation. Accessed 15 Jun. 2026.

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