val·​i·​date | \ ˈva-lə-ˌdāt How to pronounce validate (audio) \
validated; validating

Definition of validate

transitive verb

1a : to make legally valid : ratify
b : to grant official sanction to by marking validated her passport
c : to confirm the validity of (an election) also : to declare (a person) elected
2a : to support or corroborate on a sound or authoritative basis experiments designed to validate the hypothesis
b : to recognize, establish, or illustrate the worthiness or legitimacy of validate his concerns

Other Words from validate

validator \ ˈva-​lə-​ˌdā-​tər How to pronounce validate (audio) \ noun

Choose the Right Synonym for validate

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

Did you know?

When validate first entered the language in the mid-17th century, its meaning was tied fast to its close relative, the adjective valid: to validate something, such as a marriage or treaty, was to make it legally valid. This meaning is still current, but the word is now used in nonlegal and informal contexts. If the museum you visit validates your parking ticket, the museum official marks the ticket and you do not have to pay for parking. If someone's claims cannot be validated, those claims cannot be confirmed. And if a coach puts an untested player into the game and the player scores the winning point, the player's strong performance validates the coach's decision.  

Examples of validate in a Sentence

The court validated the contract. A judge still needs to validate the election. Customs officers validated our passports. The decline in sales only validated our concerns.
Recent Examples on the Web Part of the wonder of discovering Bush is the sense that her various oddities validate your own experiences as an outsider. Vogue, 30 May 2022 In one of these software systems, a large computer (the prover) validates financial transactions and places the validation computation into a PCP, so that a smaller computer (the verifier) can validate the transactions much faster. Quanta Magazine, 23 May 2022 Campion’s shrewdest stunt was to validate the young, murderous, fascist gay character (Kodi Smit-McPhee) — making a venal parable about generational politics. Armond White, National Review, 9 Mar. 2022 On this episode of the Fifth & Mission podcast, Chronicle reporter Julie Johnson joins host Demian Bulwa to break down the story and talk about whether these revelations validate those fears. Fifth & Mission Podcast, San Francisco Chronicle, 25 Mar. 2022 The Yale researchers hope the findings will shed light on long-haul COVID-19 — and help validate patients’ experience. Eliza Fawcett,, 22 Feb. 2022 Multiple pieces of evidence validate their case, prosecution says Webb laid out in his closing statement six key pieces of evidence to demonstrate how Smollett allegedly carried out the hoax. Omar Jimenez, CNN, 9 Dec. 2021 Payment happens only when both parties validate the agreement. Katie Baron, Forbes, 5 Oct. 2021 Saban also declined this week to validate his claim that the Aggies bought their roster. Blake Toppmeyer, USA TODAY, 2 June 2022 See More

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

First Known Use of validate

1648, in the meaning defined at sense 1a

History and Etymology for validate

borrowed from Medieval Latin validātus, past participle of validāre "to make valid," derivative of Latin validus "in good health, having legal authority" — more at valid

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Time Traveler for validate

Time Traveler

The first known use of validate was in 1648

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Last Updated

14 Jul 2022

Cite this Entry

“Validate.” Dictionary, Merriam-Webster, Accessed 21 Jul. 2022.

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More Definitions for validate


val·​i·​date | \ ˈva-lə-ˌdāt How to pronounce validate (audio) \
validated; validating

Kids Definition of validate

1 : to have legal force or effect
2 : to prove to be true, worthy, or justified


transitive verb
val·​i·​date | \ ˈva-lə-ˌdāt How to pronounce validate (audio) \
validated; validating

Legal Definition of validate

1a : to make valid
b : to grant official sanction to by marking
2 : to confirm the validity of (an election)

Other Words from validate

validation \ ˌva-​lə-​ˈdā-​shən How to pronounce validate (audio) \ noun

More from Merriam-Webster on validate

Nglish: Translation of validate for Spanish Speakers

Britannica English: Translation of validate for Arabic Speakers


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