verify

verb

ver·​i·​fy ˈver-ə-ˌfī How to pronounce verify (audio)
verified; verifying

transitive verb

1
: to establish the truth, accuracy, or reality of
verify the claim
2
: to confirm or substantiate in law by oath
verifier noun
Choose the Right Synonym for verify

confirm, corroborate, substantiate, verify, authenticate, validate mean to attest to the truth or validity of something.

confirm implies the removing of doubts by an authoritative statement or indisputable fact.

confirmed the reports

corroborate suggests the strengthening of what is already partly established.

witnesses corroborated his story

substantiate implies the offering of evidence that sustains the contention.

the claims have yet to be substantiated

verify implies the establishing of correspondence of actual facts or details with those proposed or guessed at.

all statements of fact in the article have been verified

authenticate implies establishing genuineness by adducing legal or official documents or expert opinion.

handwriting experts authenticated the diaries

validate implies establishing validity by authoritative affirmation or by factual proof.

validated the hypothesis by experiments

Examples of verify in a Sentence

She verified her flight number. He verified that the item was in stock. Can you verify whether I am scheduled to work or not?
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.
In December Democratic senators critical of Medicaid work requirements, including Georgia’s Jon Ossoff and Raphael Warnock, had asked the GAO to report on the administrative costs of implementing Pathways and verifying that recipients are working, studying or volunteering. Margaret Coker, ProPublica, 24 Sep. 2025 Never share your bank information and social security number online without verifying who will be receiving your information and for what reason. Tamia Fowlkes, jsonline.com, 23 Sep. 2025 The measured abundances of the light elements throughout the Universe verified the predictions of Big Bang nucleosynthesis, while also demonstrating the need for fusion in stars to provide the heavy elements in our cosmos. Ethan Siegel, Big Think, 23 Sep. 2025 But the Times could not find court records or judges capable of verifying Errol’s claim. Jon Blistein, Rolling Stone, 23 Sep. 2025 See All Example Sentences for verify

Word History

Etymology

Middle English verifien, borrowed from Anglo-French verifier, borrowed from Medieval Latin vērificāre, from Latin vērus "true" + -ficāre -fy — more at very entry 2

First Known Use

14th century, in the meaning defined at sense 2

Time Traveler
The first known use of verify was in the 14th century

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Cite this Entry

“Verify.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/verify. Accessed 29 Sep. 2025.

Kids Definition

verify

verb
ver·​i·​fy ˈver-ə-ˌfī How to pronounce verify (audio)
verified; verifying
: to prove or check the truth, accuracy, or reality of
verify the claim
verifier noun
Etymology

Middle English verifien "to establish the truth of," from early French verifier (same meaning), from Latin verificare (same meaning), from earlier verus "true" — related to verdict, very

Legal Definition

verify

transitive verb
ver·​i·​fy ˈver-ə-ˌfī How to pronounce verify (audio)
verified; verifying
1
: to confirm or substantiate by oath, affidavit, or deposition
verify a motion
2
: to establish the truth, accuracy, or reality of
Etymology

Anglo-French verifier, from Medieval Latin verificare, from Latin verus true + -ficare to make

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