authentication

noun

Definition of authenticationnext
as in verification

Related Words

Relevance

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 To protect themselves, people can turn on multifactor authentication and use passwords with at least 12 characters, said Whyte. — Auzinea Bacon, CNN Money, 4 Aug. 2026 With autonomous systems, authentication only establishes identity. — Oded Hareven, Forbes.com, 4 Aug. 2026 Assistant General Manager Dave Ketchen said the department added multifactor authentication wherever possible, segmented its networks and placed additional limits on what users can do at different points within the system. — Aaron Parseghian, CBS News, 4 Aug. 2026 Behind the scenes, however, the hacker had already started an authentication session. — Kurt Knutsson, FOXNews.com, 2 Aug. 2026 See All Example Sentences for authentication
Recent Examples of Synonyms for authentication
  1. verification
  2. validation
  3. evidence
  4. proof
  5. identification
  6. documentation
  7. confirmation
Noun
  • Businesses need a response plan before officers arrive Employers must comply with employment eligibility verification requirements.
    — Ascend Agency, The Orlando Sentinel, 3 Aug. 2026
  • The measure does not specify what qualifies as a unique identifying number and whether its verification would replace the signature verification process.
    — Grace Hase, Mercury News, 3 Aug. 2026
Definition of verification
Noun
  • Implement controls like validation, routing/residency rules, least-privilege access and lineage.
    — Jagadish Gokavarapu, Forbes.com, 7 Aug. 2026
  • Musk's Terafab announcement is a massive validation of the ongoing, structural equipment crunch.
    — Jeff Kilburg, CNBC, 7 Aug. 2026
Definition of validation
Noun
  • Keep the message short, specific, and free of emotional evidence exhibits.
    — Tarot.com, The Orlando Sentinel, 4 Aug. 2026
  • The evidence is already in the revenue per employee data, which is eclipsing every historical benchmark.
    — Michael Wee, Forbes.com, 3 Aug. 2026
Definition of evidence
Noun
  • Among boy groups, TWICE’s JYP labelmates 2PM is the case most often referred to as proof that the arrangement can work sustainably.
    — Hannah Abraham, Forbes.com, 10 Aug. 2026
  • That whiskey was bottled at 110 proof, the same as past High Angels’ Share bourbon expressions from the distillery.
    — Jonah Flicker, Robb Report, 9 Aug. 2026
Definition of proof
Noun
  • Institutional affiliation is provided for identification purposes only.
    — David Rosowsky, Forbes.com, 7 Aug. 2026
  • The View From Nigeria On July 31, Nigeria ordered all digital asset traders and exchanges to register for a tax identification number or face fines and a possible prison term, cracking down on tax evasion in its growing cryptocurrency market.
    — Tiisetso Motsoeneng, semafor.com, 7 Aug. 2026
Definition of identification
Noun
  • More specifically, the documentation suggests the LTE-M 4G connection can be used to transmit voice data, while there is also a satellite connection for other forms of data.
    — Andrew Williams, Forbes.com, 6 Aug. 2026
  • Eligible employment, the right type of federal loans, qualifying repayment plans and consistent documentation all play a role in reaching forgiveness after 120 qualifying payments.
    — Angelica Leicht, CBS News, 5 Aug. 2026
Definition of documentation
Noun
  • Language on that page was later tweaked by HHS to ensure US Senate support for Schwartz’s confirmation.
    — Brenda Goodman, CNN Money, 7 Aug. 2026
  • Lee believes that Blanche's ongoing fight to earn confirmation in Washington also played a role.
    — Conor Wight, CBS News, 7 Aug. 2026
Definition of confirmation

Browse Nearby Words

authenticating
authentication
authentications
See all Nearby Words

Cite this Entry

“Authentication.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/authentication. Accessed 10 Aug. 2026.

Copy Citation

More from Merriam-Webster on authentication

Nglish: Translation of authentication for Spanish Speakers

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Popular in Grammar & Usage

See More

7 Pairs of Commonly Confused Words

Merriam-Webster’s Great Big List of Words You Love to Hate

Is that lie 'bald-faced' or 'bold-faced'?

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?
See More

Popular in Wordplay

See More

The Longest Long Words List

It's a Scorcher! Words for the Summer Heat

14 Phobias You Probably Haven't Heard Of

The Words of the Week - Aug. 7

12 Lovely and Unusual Words for the Natural World
See More

Popular

See More

7 Pairs of Commonly Confused Words

The Longest Long Words List

It's a Scorcher! Words for the Summer Heat
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
The Missing Letter A daily crossword with a twist
fridge-magnet-letters
Drop a Letter Quiz August 2026 Drop a letter from a word to make a totally diffe...
See All