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 early validation gives entrepreneurs the confidence to keep going, especially when mistakes feel overwhelming. Jane Hanson, Forbes.com, 16 Aug. 2025 If Counsell got a mulligan for 2024, the start of ‘25 looked like validation for Hoyer’s stunning move. Paul Sullivan, Chicago Tribune, 12 Aug. 2025 The data is also validation of the importance of preventive care, which unfortunately is increasingly at risk in the Trump administration. Lisa Jarvis, Twin Cities, 12 Aug. 2025 So often, what seems like infatuation is actually about what the therapist symbolizes—things like comfort, approval, and validation. Jenna Ryu, SELF, 8 Aug. 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 19 Aug. 2025.

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