1
as in certifying
to declare (something) to be true or genuine
a jeweler authenticated the diamond as real
Synonyms & Similar Words
Relevance
2
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
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Recent Examples of authenticating
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
Land Rover has now taken a high-profile step in authenticating the Defender’s pedigree at the most grueling, and prestigious, off-road race venue on the planet.
—
Karl Brauer,
Robb Report,
19 Jan. 2026
Two days earlier, Bonds had marked the jersey with the company’s proprietary invisible ink, authenticating that Goedert would wear it on that particular December day.
—
Dana O’Neil,
CNN Money,
11 Jan. 2026
The hashtag for everything users need to know about sourcing, restoring, or even authenticating their kicks.
—
Lucy Maguire,
Vogue,
23 Oct. 2025
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
Land Rover has now taken a high-profile step in authenticating the Defender’s pedigree at the most grueling, and prestigious, off-road race venue on the planet.
—
Karl Brauer,
Robb Report,
19 Jan. 2026
Two days earlier, Bonds had marked the jersey with the company’s proprietary invisible ink, authenticating that Goedert would wear it on that particular December day.
—
Dana O’Neil,
CNN Money,
11 Jan. 2026
The hashtag for everything users need to know about sourcing, restoring, or even authenticating their kicks.
—
Lucy Maguire,
Vogue,
23 Oct. 2025
Recent Examples of Synonyms for authenticating
Verb
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As officials inch closer to certifying primary election results in the race for California's next governor as well as the mayor of its largest city, frontrunners appeared to continue to emerge in two of the state's key races.
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Los Angeles County election officials are expected to continue updating vote totals in the coming weeks before certifying the election.
Verb
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Never send deposits before independently verifying the property owner or management company.
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These systems—such as Isabelle, Lean, and Rocq—are specialized programming languages that check mathematical proofs step-by-step, verifying their logical correctness.
Verb
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Tuning in an hour beforehand is usually a pretty good way of getting up to speed with the stage and guaranteeing the denouement.
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McCourt Global, which is the sole financial backer of the league, announced it in March, guaranteeing $300 million in prize money to be distributed over the first three seasons.
Verb
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Almost too perfectly, a news release confirming the nuptials was sent out as rain started pouring and a sense of calm enveloped the area.
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Several members of Congress also attended, with the discussion centered on the national security, economic, religious and social implications of confirming that UAPs are alien or even extra-dimensional in origin.
Verb
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Every contribution must come with paperwork attesting to its source.
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The family staunchly defended Michael Jackson for more than 25 years, attesting to his innocence of inappropriate conduct.
Verb
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This particular issue has to do with Washington state provisions that allow shelters to refuse to notify parents when minors are seeking gender-affirming care if the shelters conclude that the parents might subject the child to abuse or neglect.
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Requests can include using preferred pronouns, using any name other than the child’s legal name and allowing the child access to gender-affirming restrooms.
Cite this Entry
“Authenticating.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/authenticating. Accessed 5 Jul. 2026.
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