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 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 Those are routes an attacker may try when authentication resists them. — Expert Panel®, Forbes.com, 14 Sep. 2026 Strong authentication can help stop someone who gets hold of a password, while account alerts can warn you when something suspicious happens. — Kurt Knutsson, FOXNews.com, 6 Sep. 2026 If returning an item from the Bag Collection, it must be returned in the original packaging with the dust bag, crystal, and authentication card. — Jessie Quinn, StyleCaster, 3 Sep. 2026 See All Example Sentences for authentication

Recent Examples of Synonyms for authentication

Noun

Officials will also consider requiring independent verification of AI companies' safety frameworks and risk reports, while expanding the kinds of critical safety incidents companies must report to the state.

— Cecilio Padilla, CBS News, 18 Sep. 2026
Many of us have been trained to see a verification code from our bank as an extra layer of protection.

— Kurt Knutsson, FOXNews.com, 18 Sep. 2026

Definition of verification

Noun

The funding will support commercial readiness, output validation and larger production trials.

— Alexandra Harrell, Footwear News, 17 Sep. 2026
Sites should be assessed using common criteria, similar locations should follow the same deployment pattern and validation procedures should be clearly defined.

— Susan Odle, Forbes.com, 16 Sep. 2026

Definition of validation

Noun

Some must also be housed and cared for as evidence, either until charges against a defendant are dismissed or the animals are permanently seized by the government.

— John Donegan LONG BEACH POST, Arkansas Online, 15 Sep. 2026
Despite this modest tourism boom, the town retains plentiful architectural evidence of its history as a turn-of-the-century manufacturing hub, with an abundance of red-brick and steel edifices lining its streets.

— Condé Nast, Condé Nast Traveler, 15 Sep. 2026

Definition of evidence

Noun

Police Valais did not name the other two victims from the crash, saying that a formal identification is ongoing.

— David Chiu, PEOPLE, 18 Sep. 2026
That said, because individual plants may not display every identifying feature—particularly during their first year—never rely on a single characteristic to make an identification.

— SJ McShane, Martha Stewart, 18 Sep. 2026

Definition of identification

Noun

To maintain eligibility, households consisting entirely of full-time students may be required to provide documentation to their property manager demonstrating that at least one of the above exceptions is met.

— Olivia Young, CBS News, 17 Sep. 2026
Officials frequently approved reimbursement after travel had already happened, and failed to require consultants to provide documentation like receipts, violating contract rules around wasteful spending.

— Lia Russell, Sacbee.com, 16 Sep. 2026

Definition of documentation

Noun

The agreement therefore marks a development step rather than confirmation that the MsNB has entered operational deployment.

— Neetika Walter, Interesting Engineering, 18 Sep. 2026
The spacecraft gathered more detailed pictures last fall, followed by confirmation of the discovery early this year.

— Marcia Dunn, Los Angeles Times, 18 Sep. 2026

Definition of confirmation

Browse Nearby Words

authenticating

authentication

authentications

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Style

“Authentication.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/authentication. Accessed 22 Sep. 2026.

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Synonyms of authentication

noun

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