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 Vestiaire Collective has always taken a multi-step approach to authenticating luxury goods to prevent counterfeits and fraud. — Sophie Lou Wilson, Vogue, 26 Oct. 2026 As to authenticating that low odometer reading, Weaver assures that plugging a reader into its transmission revealed the exact mileage. — Howard Walker, Robb Report, 21 Oct. 2026 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

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

Sure, in 1854, the first prepacked box of Whitman's chocolates was introduced, guaranteeing to the American populace a standard of staleness, of flavorlessness, for years to come.

— Jeffrey Steingarten, Vogue, 25 Oct. 2026
Fortunately, a few smart travel accessories can make all the difference in fitting more and guaranteeing your items are secure.

— Julia Morlino, Travel + Leisure, 25 Oct. 2026

Definition of guaranteeing

Verb

Running a ground transportation business has taught me that confirming the booking is usually the easy part.

— Anoush Shamaei, Forbes.com, 30 Oct. 2026
The changes often added a day or more to delivery time and pushed back postmarking, an official mark confirming an envelope has been received by the Postal Service.

— ProPublica, ProPublica, 30 Oct. 2026

Definition of confirming

Verb

His movements are nimble and controlled, attesting to his unwillingness to give in to the bad days, the moments of grief.

— Bella Armstrong, Miami Herald, 21 Oct. 2026
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

Definition of attesting

Verb

Opponents argued the measure would also enable the state's ban on gender-affirming care for minors to be overturned.

— Bram Sable-Smith, NPR, 29 Oct. 2026
Trump criticized Andrews, using a transphobic nickname for her, for her stance on gender-affirming care for children and young people.

— Charlotte Observer, Charlotte Observer, 29 Oct. 2026

Definition of affirming

Browse Nearby Words

authenticates

authenticating

authentication

See all Nearby Words

Cite this Entry

Style

“Authenticating.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/authenticating. Accessed 1 Nov. 2026.

Copy Citation

Synonyms of authenticating

verb

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster

Word of the Day

Pyrrhic

Popular in Grammar & Usage

How to Use 'Who' vs. 'Whom'

Merriam-Webster’s Great Big List of Words You Love to Hate

'Affect' vs. 'Effect'

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?

Popular in Wordplay

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

Pwn, Skibidi, Girlboss and Other Words Added to the 2026 Scrabble Dictionary

The Words of the Week - Oct. 30

12 Lovely and Unusual Words for the Natural World

Popular

How to Use 'Who' vs. 'Whom'

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

Games & Quizzes