validate

[val-i-deyt] / ˈvæl ɪˌdeɪt /

VERB

ascertain the truth, authenticity of something

Synonyms

STRONGEST

approve certify confirm corroborate endorse justify legalize legitimize ratify substantiate verify

STRONG

authenticate authorize constitute okay sanction

WEAK

John Hancock bear out give stamp of approval give the go-ahead give the green light give the nod make binding make legal make stick rubber-stamp set seal on sign off on

Antonyms

STRONGEST

contradict deny disagree disallow disapprove discredit disprove invalidate oppose refuse reject repudiate veto

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Miners use specialized computers to validate transactions and earn newly minted bitcoin and transaction fees, making their businesses highly sensitive to bitcoin prices, electricity costs and the efficiency of their machines.

From MarketWatch • Apr. 9, 2026

They also intend to validate their models using larger and more diverse patient groups, as well as investigate whether these biomarkers could help predict additional related diseases in the future.

From Science Daily • Apr. 4, 2026

Customs will then use an automated program to validate the claims.

From The Wall Street Journal • Mar. 31, 2026

After 2040, the Chinese lunar base will be used to "validate technology and capabilities for a manned mission to Mars", according to the CNSA.

From Barron's • Mar. 26, 2026

I made excuses for him, desperate to validate the reasons he chose to work with me.

From "Salt to the Sea" by Ruta Sepetys

Vocabulary lists containing validate

The SAT: Language of the Test, List 2

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The New SAT: The Language of the Test

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The ACT: The Language of the Test, List 3

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