AUTHENTICATING Synonyms: 43 Similar and Opposite Words

authenticating

verb

present participle of authenticate

as in certifying

to declare (something) to be true or genuine a jeweler authenticated the diamond as real

Synonyms & Similar Words

Relevance

as in verifying

to give evidence or testimony to the truth or factualness of we require more than simply your word to authenticate this story

Synonyms & Similar Words

Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of authenticating The cards had been sent from all over the country to PSA to be graded, a necessary step for collectors in authenticating their wares. — Steve Henson, Los Angeles Times, 20 Oct. 2026 The auction house has spent the last four months authenticating and valuing the haul. — Oscar Holland, CNN Money, 14 Sep. 2026 But for domestic travel, authenticating yourself with your face remains a choice. — Rob Pegoraro, PC Magazine, 7 Sep. 2026 As chief election officer, Howden will assist county officials and ensure uniform application of Texas election laws while also authenticating state records. — Mateo Rosiles, USA Today, 17 July 2026 Turns out the son still had possession of the dress, so then there was the question of authenticating it. — Rance Collins, Entertainment Weekly, 17 July 2026 Each component in the UEFI loader carries metadata that is signed by the same certificate authenticating the binary itself. — Dan Goodin, ArsTechnica, 14 July 2026 The definition of sports memorabilia has expanded in recent years alongside a boom in collecting and the support of companies like The Realest, which has developed an expertise in authenticating off-beat items, from Lincoln Financial Field snow to a Ryder Cup rake. — Jacob Feldman, Sportico.com, 14 June 2026 Web APIs call other APIs across sovereign boundaries, and through all these endpoints, identity remains the persistent thread interlinking, authenticating and authorizing everything humans touch. — Morey Haber, Forbes.com, 1 June 2026

Recent Examples of Synonyms for authenticating

Verb

On Thursday, the Justice Department sued to block Alaska from certifying its Senate race if the Republican incumbent loses.

— ABC News, ABC News, 25 Oct. 2026
The Justice Department is suing to block Alaska from certifying a possible Democratic Senate victory if a second candidate named Sullivan remains on the ballot, setting up a federal-state clash.

— Nicholas Riccardi, Los Angeles Times, 23 Oct. 2026

Definition of certifying

Verb

Vincent Ochieng, a disaster officer with the Kenya Red Cross, said the organization had recorded 31 missing persons but was still verifying the reports.

— ABC News, ABC News, 24 Oct. 2026
Onboarding a brilliant new hire involves verifying their identity, issuing a badge and handing over a master key and a to-do list.

— Julian Durand, Forbes.com, 20 Oct. 2026

Definition of verifying

Verb

Keys to success Two key issues at the conference involve guaranteeing that Indigenous peoples and local communities have a say in decisions on their territory, including how conservation programs are designed and how resources are allocated.

— David Ginsburg, The Conversation, 20 Oct. 2026
In other words, a Super El Niño could improve the odds of a wetter season without guaranteeing above-average snowfall or widespread drought relief.

— Callie Zanandrie, CBS News, 16 Oct. 2026

Definition of guaranteeing

Verb

According to the complaint filed against him in federal court, Rivas Garcia filled out a voter registration form by hand in 2018, listing his Sacramento address and attesting that he was born in Mexico.

— Sharon Bernstein, Sacbee.com, 20 Oct. 2026
Donut has, however, posted a series of YouTube clips and test results attesting to various aspects of its batteries.

— Rob Pegoraro, PC Magazine, 8 Oct. 2026

Definition of attesting

Verb

In a separate case, the justices will examine whether parents have the right to challenge a state law that allows runaway teens to receive gender-affirming care without parental consent.

— Jaclyn Diaz, NPR, 21 Oct. 2026
The Academy of Pediatrics says decisions about gender affirming care should be made by patients and physicians, not government mandates.

— Shaun Boyd, CBS News, 15 Oct. 2026

Definition of affirming

Browse Nearby Words

authenticates

authenticating

authentication

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Style

“Authenticating.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/authenticating. Accessed 27 Oct. 2026.

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Synonyms of authenticating

verb

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