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
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Recent Examples of authenticates
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
The challenge lies in developing a solution that authenticates these agents and identifies their human operators rather than uniformly blocking them.
—
Yair Tal,
Forbes.com,
13 Feb. 2026
Melanie Lidman,
Chicago Tribune,
10 Mar. 2026
The challenge lies in developing a solution that authenticates these agents and identifies their human operators rather than uniformly blocking them.
—
Yair Tal,
Forbes.com,
13 Feb. 2026
Recent Examples of Synonyms for authenticates
Verb
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The drone business boom Last year, Thunder Tiger’s Overkill drones became the first from an Asian company to qualify for the Pentagon’s Blue Uncrewed Aircraft Systems Cleared List, which certifies commercial drones for use by the US military.
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If Hoskins certifies the referendum, the court said, the map would be retroactively suspended.
Verb
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On Kalshi, an internal team verifies outcomes against source reporting — typically within 12 hours of confirmation — with payouts landing about three hours after that; winners take $1 per winning share.
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OpenAI starts with national opportunity and democratic competitiveness, and the House draft starts with institutional capacity, asking who defines risk, who verifies compliance, who collects labor data and who enforces the rules.
Verb
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Today's ruling affirms a principle that has underpinned sound economic stewardship for generations.
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Ending the show with one final jump affirms that there’s no future in which the Landry family is done with time traveling, despite the trauma and heartache the pond has delivered with its gift.
Verb
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Ray advises Anna to let the police handle the situation, which confirms him as the most rational character on the show and thus the only threat that Cady seems to recognize.
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The veteran anchor, 65, who hosted the weekend show Alex Witt Reports, is set to leave the channel later this summer, PEOPLE confirms.
Verb
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As the unfolding case of the Smithsonian attests, museum leaders occupy a pivotal position in American public life, balancing obligations to historical truth, institutional stakeholders, and the communities whose record they are entrusted to keep.
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Club Kid is funny, and filled with deft jokes, but there’s a stylistic exuberance to it that attests to how Firstman wasn’t just thinking in terms of verbal punchlines.
Verb
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The takeaway is not that a diverse mouth guarantees a longer life.
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Nathan Freed Wessler, deputy director of the ACLU's speech, privacy and technology project, said the First Amendment guarantees the right to criticize the government.
Cite this Entry
“Authenticates.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/authenticates. Accessed 5 Jul. 2026.
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