AUTHENTICATION Synonyms: 35 Similar and Opposite Words

authentication

noun

Definition of authentication

as in verification

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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 authentication Auction houses are strengthening authentication through specialist research and archives, but online sales remain a particular risk. — George Nelson, ARTnews.com, 19 Aug. 2026 To Rudetsky, those details functioned almost like authentication. — Seth Abramovitch, HollywoodReporter, 18 Aug. 2026 Neither company disclosed the fees charged on Canadian transactions, how seller payouts will be calculated, or what authentication and buyer-protection processes will apply to items shipped directly between users. — Alexandra Harrell, Footwear News, 17 Aug. 2026 And ask for multifactor authentication before transferring any money or signing important documents. — Lew Sichelman, Miami Herald, 12 Aug. 2026 See All Example Sentences for authentication

Recent Examples of Synonyms for authentication

Noun

This standard was designed to provide an additional layer of independent third-party verification and supply chain assurance.

— Jennifer Bringle, Footwear News, 24 Aug. 2026
Allowing subjective confidence to silently acquire the epistemological status of empirical verification is neither verification nor evidence.

— Hamilton Mann, Forbes.com, 23 Aug. 2026

Definition of verification

Noun

NuCube says the resulting data will expand the validation database for its models and could support the future licensing pathway for its reactor technology.

— Kaif Shaikh, Interesting Engineering, 29 Aug. 2026
Prompts, task decomposition and validation thresholds are calibrated against its behavior, so when the model changes, the tuning has to be redone.

— Marcin Nowak, Forbes.com, 28 Aug. 2026

Definition of validation

Noun

Dillman and his coconspirator used the funds to pay themselves and to make risky and speculative investments in other cryptocurrency ventures, authorities said, citing other evidence presented at the trial.

— Jason Green, Mercury News, 25 Aug. 2026
The petition for a new trial argues the original accounts were more consistent with the evidence.

— Alaa Elassar, CNN Money, 25 Aug. 2026

Definition of evidence

Noun

Rocket Mortgage may ask for supporting documentation, including proof of residence, proof of income, proof of funds for your down payment and more.

— Dan Simms, USA Today, 30 Aug. 2026
Research has advanced considerably, but much of 4D printing remains at the laboratory and proof-of-concept stage.

— Kaif Shaikh, Interesting Engineering, 30 Aug. 2026

Definition of proof

Noun

The display was set up by police, with authorities saying some of the bodies recovered from the floods were in an advanced state of decomposition, making physical identification difficult.

— Freddie Clayton, NBC news, 29 Aug. 2026
Things that would focus more around identification and how these people died.

— Stephanie Nolasco, FOXNews.com, 29 Aug. 2026

Definition of identification

Noun

Those moves, unusual steps aimed at granting the president and his allies far-reaching benefits, put Blanche’s confirmation at risk, prompting key senators to express concern.

— Alanna Durkin Richer, Chicago Tribune, 28 Aug. 2026
While the senators linked Kennedy’s anti-vaccine work to that deadly measles outbreak, Kennedy denied any connection during the confirmation hearings.

— Beth Mole, ArsTechnica, 28 Aug. 2026

Definition of confirmation

Browse Nearby Words

authenticating

authentication

authentications

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“Authentication.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/authentication. Accessed 31 Aug. 2026.

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Synonyms of authentication

noun

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