authenticate
verb (used with object)
to establish as genuine.
authenticated
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past participleof authenticate.past participle
A verb form used in perfect and passive verb constructions and that can also function as a modifier.
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past tense formof authenticate.past tense
Used to describe completed actions or previous habitual actions.
authenticateverb (used with object)to establish as genuine.
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.
Luxus purchases bags that are already authenticated, with additional checks performed by a separate consultant and the firm’s resale partner.
From The Wall Street Journal ● Nov. 6, 2026
If someone doesn’t have an authenticated IRS account already, getting started requires an account with ID.me, a business offering identity verification for government agencies, retailers and healthcare organizations.
From MarketWatch ● Jul. 23, 2026
"If fans are purchasing tickets on Ticketmaster, they can be confident that they're getting a real, authenticated ticket that will get them into tonight's game," a Ticketmaster spokesperson told the BBC on Saturday.
From BBC ● Jun. 13, 2026
The newly authenticated hat will serve as the centrepiece of an exhibition devoted to the art collections of Napoleon's sister, opening in early June.
From Barron's ● Mar. 26, 2026
I kept my hunch a secret but had the manuscript authenticated by an expert.
From "Book Scavenger" by Jennifer Chambliss Bertman
