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
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
Zennon Kapron, Forbes.com, 28 Aug. 2025
Recent Examples of Synonyms for authenticating
Verb
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The Society of Automotive Engineers then began working on certifying Tesla's NACS port as the national standard under the new name SAE J3400, and released the official specs in May 2025.—
PC Magazine,
PC Magazine,
14 Oct. 2025
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EHang is leveraging its experience from certifying the EH216-S, which already operates commercial flights in China, to streamline the approval process.—
Aamir Khollam,
Interesting Engineering,
13 Oct. 2025
Verb
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And with a few canny pointers on how LLMs work and how to effectively structure prompts, AI can actually aid us in verifying posts on social media and offer missing context.—
Nadav Ziv,
Time,
23 Oct. 2025
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What could Congress do to ensure that Department of Homeland Security and Immigration and Customs Enforcement agents are verifying citizenship?—
Kaitlyn Schallhorn,
Oc Register,
21 Oct. 2025
Verb
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Through several calculations of length, width, and depth, Manzur achieves these different sizes while guaranteeing that each basin can hold an equivalent volume of water.—
Mario Rodriguez,
Miami Herald,
23 Oct. 2025
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The suites' signature amenity is the round-the-clock butler service, guaranteeing guests access to exclusive events, tours, and restaurants in the city.—
David Morris,
Travel + Leisure,
20 Oct. 2025
Verb
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Raw General Manager Adam Pearce made the announcement, confirming that Rollins requires surgery and will be out of action indefinitely.—
Andrew Ravens,
MSNBC Newsweek,
22 Oct. 2025
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The woman then went back to her classroom and retrieved a computer to show students the headline confirming Kirk’s death, the lawsuit alleges.—
Caroline Zimmerman,
Kansas City Star,
21 Oct. 2025
Verb
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Maybe so—and a coming wave of insider stories attesting to Weiss’s difficulties in asserting her authority strikes me as the most inevitable outcome of this affair.—
Jon Allsop,
New Yorker,
6 Oct. 2025
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This includes employers attesting, via the Department of Labor, that a prospective H-1B worker won’t affect wages and labor conditions of similar American workers, USCIS said.—
Marina Johnson,
Louisville Courier Journal,
22 Sep. 2025
Verb
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Her message was both affirming and inspiring.—
Essence,
Essence,
20 Oct. 2025
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For Barr, the experience was both surreal and affirming.—
Abby Montanez,
Robb Report,
17 Oct. 2025
Cite this Entry
“Authenticating.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/authenticating. Accessed 29 Oct. 2025.
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