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

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Other Words from validate

validator \ ˈva-​lə-​ˌdā-​tər How to pronounce validator (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

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.
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Recent Examples on the Web Those three affiliates all reached the playoffs and a couple of them set league records along the way, validating the widespread opinion that the depth of the organization’s minor league talent has improved significantly. Peter Schmuck,, "Schmuck: Multiple minor league playoff runs prove Orioles farm system has turned a corner," 15 Sep. 2019 Meanwhile, a Georgia win would validate the Bulldogs' place among the elite teams in college football, and set up a date with either the Crimson Tide or LSU in early December to decide the SEC championship and playoff berth. Paul Myerberg, USA TODAY, "Winners and losers from Week 3 in college football are led by Notre Dame and Georgia," 13 Sep. 2019 Lots to like about Philadelphia coming out of its opener, in which the Eagles turned a 17-0 deficit into a 32-20 win, and validated the optimism that swirled around the spring and summer. Albert Breer,, "Eye-Opening Weekend: Lamar Jackson, Sammy Watkins, Dak Prescott and the Pats Light It Up," 9 Sep. 2019 Lots of people are designing machine learning pipelines to produce virtual molecules, but relatively few have published research validating the work in the lab. Wired, "A Molecule Designed By AI Exhibits 'Druglike' Qualities," 2 Sep. 2019 Hunter Renfrow, meanwhile, has validated his reputation for having a knack for getting open. Matt Kawahara,, "Raiders practice report: Gruden wants more from backup QBs," 4 Aug. 2019 Jrue Holiday's emergence this season as one of the league's best two-way players has validated the controversial draft-night trade Demps made five years ago to acquire the veteran guard. Jeff Duncan,, "This Pelicans' season has been one of redemption for Dell Demps," 8 May 2018 Astronomers have validated 2,600 of its observations, and thousands more are awaiting confirmation. Amy Thompson, WIRED, "Watch SpaceX Loft NASA’s New Planet-Hunting Mission Into Orbit," 16 Apr. 2018 No one has validated the chatter that Brad Pitt is dating a Massachusetts Institute of Technology professor. Felicia Gans,, "8 things to know about MIT professor Neri Oxman, who has been linked to Brad Pitt," 11 Apr. 2018

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.

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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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Statistics for validate

Last Updated

6 Nov 2019

Time Traveler for validate

The first known use of validate was in 1648

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More Definitions for validate


How to pronounce validate (audio)

English Language Learners Definition of validate

: to state or show that something is legal or official
: to put a mark on (something) to show that it has been checked and is official or accepted
: to show that something is real or correct


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
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 validation (audio) \ noun

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Comments on validate

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


concealed or difficult to comprehend

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