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.

The company provides hardware, software, and services needed to develop, validate, and manufacture different technologies.

From Barron's • May 19, 2026

Hoskins has until late July to validate the petition, while Missouri’s primary is on Aug. 4.

From Slate • May 14, 2026

As a result, users may not need to seek out fringe online communities or persuade others to validate their ideas.

From Science Daily • May 11, 2026

Officials said they would use Anduril’s Lattice software platform to validate the engineers’ work.

From The Wall Street Journal • May 5, 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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