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
More than storytellers of centuries-old maisons, they are charged with authenticating watches, curating exhibitions, shaping brand image, and even influencing new releases.
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Paige Reddinger, Robb Report, 16 Nov. 2025
The hashtag for everything users need to know about sourcing, restoring, or even authenticating their kicks.
—Lucy Maguire, Vogue, 23 Oct. 2025
Zero-trust approaches aim to manage this sprawl by authenticating every request in real-time, regardless of its origin.
—Zennon Kapron, Forbes.com, 28 Aug. 2025
Recent Examples of Synonyms for authenticating
Verb
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The nation’s legislators were gathered inside, certifying Biden’s election.—
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The commission's responsibilities include licensing and certifying health care facilities, from nursing homes to birthing centers.—
Verb
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After verifying player complaints, Wright contacted the league replay center to begin following protocol to potentially delay the game.—
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City officials had been expected to handle the task of verifying the park’s thousands of eligible workers and volunteers, but then recently asked the cultural partnership to step in.—
Verb
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Democrats and consumer advocates counter that deregulation could benefit providers without guaranteeing savings for families.—
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Hiring enough nurses, guaranteeing nurses health benefits, and protecting us from workplace violence — these are investments too.—
Verb
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SwitchBot positioned the Onero H1 as a practical household assistant rather than a showcase robot, confirming that pre-orders would open following CES as part of its broader smart home automation ecosystem.—
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The medical team carries out a detailed diagnosis of the patient’s hair-loss pattern and donor capacity before confirming the number of grafts and the technique.—
Verb
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At his clinic, the licensor, posing as a patient, received a vaccine card attesting to her vaccination without ever being offered a shot, prosecutors said.—
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The current requirement includes attesting on the form, under penalty of perjury, that the applicant is an American citizen.—
Verb
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Book blogs mourned my loss, a distinction that was both affirming and heartrending.—
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The National Action Alliance for Suicide Prevention recently released new guidance on moving upstream, affirming the importance of connection, belonging, economic stability, and community-level protective factors.—
Cite this Entry
“Authenticating.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/authenticating. Accessed 13 Jan. 2026.
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