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.

Miners use specialized computers to validate transactions and earn newly minted bitcoin and transaction fees, making their businesses highly sensitive to bitcoin prices, electricity costs and the efficiency of their machines.

From MarketWatch • Apr. 9, 2026

Horror-novel fans had speculated online for months about the book’s authorship, and in January Pangram CEO Max Spero stepped in to validate the chatter.

From The Wall Street Journal • Apr. 3, 2026

To validate the approach, researchers used 352 urine samples that had already been collected during routine testing at Basingstoke and North Hampshire Hospital.

From Science Daily • Mar. 31, 2026

Backing this view are numerous scientific papers, including a peer-reviewed study where IBM and university researchers created a previously unknown molecule and used a quantum computer to validate its physical properties.

From Barron's • Mar. 12, 2026

He believes that, over time, neuroscience will be able to validate some of the benefits of such an experience.

From "A Deadly Wandering: A Mystery, a Landmark Investigation, and the Astonishing Science of Attention in the Digital Age" by Matt Richtel

Vocabulary lists containing validate

The SAT: Language of the Test, List 2

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

The New SAT: The Language of the Test

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

The ACT: The Language of the Test, List 3

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!