ver·​i·​fy | \ˈver-ə-ˌfī \
verified; verifying

Definition of verify 

transitive verb

1 : to establish the truth, accuracy, or reality of verify the claim

2 : to confirm or substantiate in law by oath

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Other Words from verify

verifier \ˈver-​ə-​ˌfī(-​ə)r \ 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?
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Recent Examples on the Web

As Trend Micro explains in its support section, if a site can't be verified by a local database or a memory-cache search, the service consults its server. Valentina Palladino, Ars Technica, "Apple takes down Trend Micro Mac apps that collected, stored user data," 11 Sep. 2018 The adversaries were willing to permanently stop blowing up the biggest bombs, but first scientists needed a way to verify violations. Eric Betz, Discover Magazine, "The Never Ending Quest To Simulate Doomsday," 17 Aug. 2018 The information, which came from the rival sides, could not be immediately verified by the security forces, Jawzjani also said. Amir Shah, Fox News, "Afghan official: Taliban kill 7 police in eastern province," 16 July 2018 And three more wrestlers, who spoke with other publications and whose accounts have not been verified by NBC News, have expressed similar sentiments about Jordan. NBC News, "Ohio State wrestlers disagree over whether Jim Jordan knew of abuse," 12 July 2018 That’s why for the new paper in the journal Science, researchers looked at the lifespans of 3,836 people in Italy who reached the age of 105 or older between 2009 and 2015, with their ages verified by birth certificates. Jason Daley, Smithsonian, "Study Suggests There’s No Limit on Longevity, But Getting Super Old Is Still Tough," 29 June 2018 Finally, Gilbert’s team prepared hundreds of mock research proposals, which were designed—and verified by independent raters—to range from ethical to ambiguous to unethical. Helen Shen, Scientific American, "The Despondent Mind: Are Our Brains Wired for Doom and Gloom?," 28 June 2018 Her account of Glencore's culture was verified by two employees, one of whom recently left the company. Anchorage Daily News, "Pregnancy discrimination is rampant inside America’s biggest companies," 16 June 2018 Yet both Mr Georgiou’s numbers and his methodology were verified by Europe’s statistical agency. The Economist, "The hounding of Greece’s former statistics chief is disturbing," 14 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'verify.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of verify

14th century, in the meaning defined at sense 2

History and Etymology for verify

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

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Statistics for verify

Last Updated

10 Dec 2018

Look-up Popularity

Time Traveler for verify

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

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More Definitions for verify



English Language Learners Definition of verify

: to prove, show, find out, or state that (something) is true or correct


ver·​i·​fy | \ˈver-ə-ˌfī \
verified; verifying

Kids Definition of verify

1 : to prove to be true or correct : confirm

2 : to check or test the accuracy of

ver·​i·​fy | \ˈver-ə-ˌfī \
verified; verifying

Legal Definition of verify 

1 : to confirm or substantiate by oath, affidavit, or deposition verify a motion

2 : to establish the truth, accuracy, or reality of

History and Etymology for verify

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

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More from Merriam-Webster on verify

Rhyming Dictionary: Words that rhyme with verify

Thesaurus: All synonyms and antonyms for verify

Spanish Central: Translation of verify

Nglish: Translation of verify for Spanish Speakers

Britannica English: Translation of verify for Arabic Speakers

Comments on verify

What made you want to look up verify? Please tell us where you read or heard it (including the quote, if possible).


the figure or shape of a crescent moon

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