authenticates

verb

present tense third-person singular of authenticate
1
as in certifies
to declare (something) to be true or genuine a jeweler authenticated the diamond as real

Synonyms & Similar Words

Relevance
2
as in verifies
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

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 authenticates This shift to non-human identities (NHIs), a digital credential that authenticates and accesses resources without direct human involvement, demands a fundamental reassessment in how organizations approach cybersecurity. — Damon Fleury, Forbes.com, 27 July 2026 The Open Source Munitions Portal, which authenticates publicly sourced images of munitions worldwide, has published several images of unexploded submunitions found in Israel this week. — Melanie Lidman, Chicago Tribune, 10 Mar. 2026
Recent Examples of Synonyms for authenticates
  1. certifies
  2. verifies
  3. affirms
  4. confirms
  5. attests
  6. guarantees
Verb
  • Perkins will officially lose his seat on the dais once the Jackson County Election Board certifies the results of the special election.
    — Ilana Arougheti, Kansas City Star, 2 Sep. 2026
  • Medicare covers hospice if a doctor certifies the patient has six months or less to live.
    — Michael Collins, USA Today, 27 Aug. 2026
Definition of certifies
Verb
  • In other words, there’s no comprehensive process that verifies safety certification before sale.
    — Alison J. Stein, HubSpot, 1 Sep. 2026
  • Crypto verifies the transaction, not the assumption someone made before authorizing it.
    — Boaz Sobrado, Forbes.com, 28 Aug. 2026
Definition of verifies
Verb
  • The study affirms the safety of joint replacements, which give millions around the world a new lease on life each year.
    — Mike McRae August 31, New Atlas, 1 Sep. 2026
  • Yet the pandemic affirms Prem’s view that the public and private sectors need to work together in a health crisis.
    — Angelica Ang, Fortune, 26 Aug. 2026
Definition of affirms
Verb
  • The Crown rarely confirms that one of its creations is a unique, so the fact that a quartet is going up for grabs is undoubtedly going to send watch lovers into a frenzy—not to mention that they’re done so with one of their most beloved watches.
    — Nicole Hoey, Robb Report, 4 Sep. 2026
  • Laboratory testing confirms the blends meet regulatory standards, deliver superior anti-knock and anti-detonation performance, and maintain high oxidation stability, along with low sulfur and benzene levels.
    — Mrigakshi Dixit, Interesting Engineering, 2 Sep. 2026
Definition of confirms
Verb
  • The range in itself attests to the varied ramifications of Brancusi’s corpus.
    — Ara H. Merjian, ARTnews.com, 16 Aug. 2026
  • The sense of concern, yet complete lack of judgement the movie shows Jim, attests to both their decades of friendship and a deep reservoir of empathy that exists on the other side camera.
    — David Fear, Rolling Stone, 15 Aug. 2026
Definition of attests
Verb
  • The decision came as part of the new 5-for-5 NCAA rule that guarantees all athletes five years of competition across five academic school years, starting either at age 19 or with full-time enrollment.
    — Shaun Goodwin, Idaho Statesman, 3 Sep. 2026
  • Notre Dame currently has a long-term agreement in place that guarantees the Fighting Irish four or five games per season against ACC opponents.
    — Ralph D. Russo, New York Times, 3 Sep. 2026
Definition of guarantees

Browse Nearby Words

authenticated
authenticates
authenticating
See all Nearby Words

Cite this Entry

“Authenticates.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/authenticates. Accessed 7 Sep. 2026.

Copy Citation
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!

More from Merriam-Webster

Word of the Day

Listen to the pronunciation of gist

See Definitions and Examples »

Popular in Grammar & Usage

See More

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

A List of Most Commonly Confused Words

Why do we use apostrophes to show possession?

Is it 'nerve-racking' or 'nerve-wracking'?

What's the difference between 'fascism' and 'socialism'?
See More

Popular in Wordplay

See More

The Longest Long Words List

Stay Woke

Ye Olde Nincompoop: Old-Fashioned Words for 'Stupid'

14 Phobias You Probably Haven't Heard Of

The Words of the Week - Sept. 4
See More

Popular

See More

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

The Longest Long Words List

Stay Woke
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
anagrams on a chalk board
Word Builder Quiz Vol. 2 Pick the letter that when added to a word will ma...
See All