as in unreasonable
having no basis in reason or fact
baseless rumors that the baseball player was using steroids
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Recent Examples of baseless
The papers were studying strokes in animals, and researchers not only found duplicate images but also a lack of follow-up research, another red flag pointing to baseless findings.
—
Tom Chivers, semafor.com, 7 Nov. 2025
The Lone Star State is no stranger to conspiracy theories – from baseless claims that cloud seeding caused deadly floods last July to unfounded fears that a routine military training exercise in 2015 was a secret plot to impose martial law in Texas and confiscate firearms.
—Dalia Faheid, CNN Money, 27 Oct. 2025
Advertisement In contrast to these baseless panics, horror can be a barometer of collective suffering—and a tool for processing it, says Adam Lowenstein, founding director of the University of Pittsburgh’s Horror Studies Center, which opened in September.
—Delaney Rebernik, Time, 27 Oct. 2025
Naroditsky, whose cause of death has not been made public, had vigorously denied cheating, and other chess champions agreed the claims were baseless.
—Julia Prodis Sulek, Mercury News, 23 Oct. 2025
These baseless rumors of my involvement with Stephen and his death are false.
—Lynsey Eidell, PEOPLE, 22 Oct. 2025
The baseless claims against Dominion caused one of its executives to go into hiding in 2020, and led to numerous defamation lawsuits.
—Npr Washington Desk, NPR, 9 Oct. 2025
On Sunday, Hamas leader Mahmoud Mardawi denied as baseless reports in Arab media that the group had agreed to lay down its weapons.
—Alexander Smith, NBC news, 6 Oct. 2025
Unfortunately, none of these concerns are baseless.
—Edward Lotterman, Twin Cities, 21 Sep. 2025
Tom Chivers, semafor.com, 7 Nov. 2025
The Lone Star State is no stranger to conspiracy theories – from baseless claims that cloud seeding caused deadly floods last July to unfounded fears that a routine military training exercise in 2015 was a secret plot to impose martial law in Texas and confiscate firearms.
—Dalia Faheid, CNN Money, 27 Oct. 2025
Advertisement In contrast to these baseless panics, horror can be a barometer of collective suffering—and a tool for processing it, says Adam Lowenstein, founding director of the University of Pittsburgh’s Horror Studies Center, which opened in September.
—Delaney Rebernik, Time, 27 Oct. 2025
Naroditsky, whose cause of death has not been made public, had vigorously denied cheating, and other chess champions agreed the claims were baseless.
—Julia Prodis Sulek, Mercury News, 23 Oct. 2025
These baseless rumors of my involvement with Stephen and his death are false.
—Lynsey Eidell, PEOPLE, 22 Oct. 2025
The baseless claims against Dominion caused one of its executives to go into hiding in 2020, and led to numerous defamation lawsuits.
—Npr Washington Desk, NPR, 9 Oct. 2025
On Sunday, Hamas leader Mahmoud Mardawi denied as baseless reports in Arab media that the group had agreed to lay down its weapons.
—Alexander Smith, NBC news, 6 Oct. 2025
Unfortunately, none of these concerns are baseless.
—Edward Lotterman, Twin Cities, 21 Sep. 2025
Recent Examples of Synonyms for baseless
Adjective
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Officers are able to use loitering laws as general warrants to circumvent individuals’ constitutional right to be protected from unreasonable searches and seizures, Wood said.—
Alex Brizee,
Idaho Statesman,
10 Nov. 2025
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The class counsel has argued that objectors are raising either points that were already decided, inappropriate for this forum, or unreasonable to address.—
Daniel Libit,
Sportico.com,
5 Nov. 2025
Adjective
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The start of the trial in Paris comes three months after Brigitte and her husband sued right-wing American podcaster Candace Owens for making similar unfounded allegations about Brigitte's gender on a public platform.—
Rachel Raposas,
PEOPLE,
29 Oct. 2025
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The Lone Star State is no stranger to conspiracy theories – from baseless claims that cloud seeding caused deadly floods last July to unfounded fears that a routine military training exercise in 2015 was a secret plot to impose martial law in Texas and confiscate firearms.—
Dalia Faheid,
CNN Money,
27 Oct. 2025
Adjective
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Earlier this week, Sulton said the new criminal case is groundless and accused prosecutors of bringing additional charges because Spencer rejected a plea deal on the first case.—
Vanessa Swales,
jsonline.com,
17 Oct. 2025
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The most extreme version of this debate over Kirk’s views on Israel emerged with shocking velocity after his death, in the form of groundless claims that he’d been killed by the Israelis.—
Ben Smith,
semafor.com,
15 Sep. 2025
Adjective
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The SARsfilings are required under the Bank Secrecy Act, and regulators warn on the actual bank forms that the reports are confidential and contain unsubstantiated allegations of possible criminal activity.—
Antonio Maria Delgado,
Miami Herald,
7 Nov. 2025
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There have been anti-China rallies in downtown Seoul in recent months, where protesters chanted racist slurs and made unsubstantiated claims of Chinese inference in South Korean politics.—
Se Eun Gong,
NPR,
2 Nov. 2025
Cite this Entry
“Baseless.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/baseless. Accessed 18 Nov. 2025.
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