AUTHENTICATION Synonyms: 35 Similar and Opposite Words

authentication

noun

Definition of authentication

as in verification

Related Words

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Dissimilar Words

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 EBay has been investing more in fashion resale and authentication services. — Los Angeles Times, 19 Sep. 2026 Curation, expert context and authentication together push archival pieces closer to collectible territory than ordinary secondhand clothing, giving provenance a real role in what makes a piece valuable. — Ashley Lynch, Sacbee.com, 16 Sep. 2026 Finally, eBay has invested in authentication and expert context that can make pre-loved shopping feel more like collecting than thrifting. — Ashley Lynch, Charlotte Observer, 16 Sep. 2026 The Biden administration established baseline standards for pipelines, ports, airports, and water systems, such as requiring operators to implement multifactor authentication and endpoint monitoring. — Anne Neuberger, Foreign Affairs, 15 Sep. 2026 See All Example Sentences for authentication

Recent Examples of Synonyms for authentication

Noun

Last month, the state said that was largely due to difficulties in putting in place new federal requirements that resulted in higher call volumes and additional verification.

— ABC News, ABC News, 26 Sep. 2026
The court ordered Meta to implement new safeguards, including age-verification technology and time limits on its platforms.

— Mikella Schuettler, Fortune, 26 Sep. 2026

Definition of verification

Noun

The elevated helium and argon signals were accompanied by no corresponding rise in nitrogen, which the study said provided evidence against atmospheric leakage being the sole explanation.

— Neetika Walter, Interesting Engineering, 22 Sep. 2026
To have or not to have pheromones Scientists have yet to find conclusive evidence about whether humans have or are able to detect pheromones.

— Devika Rao, TheWeek, 22 Sep. 2026

Definition of evidence

Noun

Payday loans Usually capped at $500, payday loans are a form of short-term financing that typically only require a valid ID, proof of income and an active checking account.

— Dan Avery, CNBC, 25 Sep. 2026
Make sure the product is unplugged, then cut the power cord in half and snap a photo of it to provide proof of eligibility to YERYORK.

— Hali Smith, Idaho Statesman, 25 Sep. 2026

Definition of proof

Noun

Only 112 bodies had been handed over to relatives, while 1,333 were temporarily buried pending identification.

— ABC News, ABC News, 26 Sep. 2026
Gonzalez has introduced bills to prevent federal and state immigration enforcement officers from entering homes without an official warrant, and to force agents to wear clear identification.

— Christopher Buchanan, Los Angeles Times, 25 Sep. 2026

Definition of identification

Noun

Kennedy's testimony to lawmakers during his confirmation hearing has come under scrutiny before.

— Arkansas Online, Arkansas Online, 26 Sep. 2026
Melissa Brandenburg, of Sangamon County, will succeed Jim Montgomery, pending Senate confirmation, according to the governor’s office.

— Olivia Olander, Chicago Tribune, 25 Sep. 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 28 Sep. 2026.

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Synonyms of authentication

noun

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