as in unreasonable
having no basis in reason or fact
please stop making groundless accusations against innocent people fears of a strike proved groundless
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Recent Examples of groundless
The bill was first introduced last year as Republicans focused on noncitizen voting
Ahead of the 2024 election, Trump and his allies repeated the groundless claim that Democrats planned to cheat by encouraging noncitizens to illegally vote.
—
Jude Joffe-Block, NPR, 12 Mar. 2025
The claims of an invasion of the Eastern seaboard by swarms of drones has every marker of a groundless social media frenzy.
—Michael Hiltzik, Los Angeles Times, 24 Dec. 2024
Yet there’s much more to be said about Ohanian’s original article, as well as the glee with which conservatives seized on its headline claim as the basis for largely groundless attacks on California’s economic policies.
—Michael Hiltzik, Los Angeles Times, 3 Dec. 2024
That’s based on the groundless notion that disability is easy to apply for and receive.
—Michael Hiltzik, Los Angeles Times, 26 Nov. 2024
See All Example Sentences for groundless
Jude Joffe-Block, NPR, 12 Mar. 2025
The claims of an invasion of the Eastern seaboard by swarms of drones has every marker of a groundless social media frenzy.
—Michael Hiltzik, Los Angeles Times, 24 Dec. 2024
Yet there’s much more to be said about Ohanian’s original article, as well as the glee with which conservatives seized on its headline claim as the basis for largely groundless attacks on California’s economic policies.
—Michael Hiltzik, Los Angeles Times, 3 Dec. 2024
That’s based on the groundless notion that disability is easy to apply for and receive.
—Michael Hiltzik, Los Angeles Times, 26 Nov. 2024
See All Example Sentences for groundless
Recent Examples of Synonyms for groundless
Adjective
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Courts will not second-guess the safety measures employers adopt, even when those measures infringe on an employee’s privacy, unless the measures are unreasonable under the circumstances.—
Dan Eaton,
San Diego Union-Tribune,
21 Apr. 2025
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Companies need to assess their higher costs, and then negotiate with the state regulators who try to protect ratepayers from unreasonable hikes.—
Camila Domonoske,
NPR,
18 Apr. 2025
Adjective
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Some providers diagnosing and treating people with autism have been deluged by requests to scrub their data and cancel appointments, multiple federal health officials told CBS News, over concerns about patient privacy and worries it would be used to support unfounded claims.—
Melissa Gaffney,
CBS News,
25 Apr. 2025
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As for whether a young generation of coders will be harmed by having these tools at their disposal, LeCun was somewhat dismissive, noting that past concerns about things like the calculator turned out to be largely unfounded.—
John Werner,
Forbes.com,
12 Apr. 2025
Cite this Entry
“Groundless.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/groundless. Accessed 2 May. 2025.
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