1
as in unreasonable
not using or following good reasoning
it's fallacious to say that something must exist because science hasn't proven its nonexistence
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Antonyms & Near Antonyms
2
as in misleading
tending or having power to deceive
consumers who harbor the fallacious belief that credit-card spending will never catch up with them
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of fallacious
The same economists who believe in the same fallacious economic notions?
—
John Tamny, Forbes.com, 6 July 2025
Lawyers who argued for his ouster on behalf of the National Assembly said the claims by Mr. Yoon were fallacious.
—Choe Sang-Hun, New York Times, 1 Apr. 2025
That will in turn spread on social media, which often plays a disproportional role in boosting these disinformation efforts by providing nearly unlimited platforms for unfiltered content and fallacious and deceptive claims.
—Peter Suciu, Forbes, 23 Dec. 2024
There might be a bigger market for these products, and more consumers might be immune to the fallacious argument that they’re overly processed, if more people were persuaded of the ills of factory farming.
—Kenny Torrella, Vox, 7 Dec. 2018
See All Example Sentences for fallacious
John Tamny, Forbes.com, 6 July 2025
Lawyers who argued for his ouster on behalf of the National Assembly said the claims by Mr. Yoon were fallacious.
—Choe Sang-Hun, New York Times, 1 Apr. 2025
That will in turn spread on social media, which often plays a disproportional role in boosting these disinformation efforts by providing nearly unlimited platforms for unfiltered content and fallacious and deceptive claims.
—Peter Suciu, Forbes, 23 Dec. 2024
There might be a bigger market for these products, and more consumers might be immune to the fallacious argument that they’re overly processed, if more people were persuaded of the ills of factory farming.
—Kenny Torrella, Vox, 7 Dec. 2018
See All Example Sentences for fallacious
Recent Examples of Synonyms for fallacious
Adjective
-
Sibrian then retaliated against Soto for her claims by reducing her hourly wage, assigning unreasonable workloads and changing her schedule, according to the lawsuit.—
Rachel McRady,
PEOPLE,
1 May 2026
-
If these requirements are not met, the search is unreasonable and therefore unlawful, and evidence obtained in that search cannot be used in court, barring a good-faith exception.—
Anne Toomey McKenna,
The Conversation,
29 Apr. 2026
Adjective
-
Despite the misleading context and language, 46% of Virginians voted against the amendment.—
Gary Franks,
Hartford Courant,
3 May 2026
-
Suggesting that law enforcement needs to monitor the movements of the entire population to solve crimes is both misleading and historically false.—
DP Opinion,
Denver Post,
2 May 2026
Adjective
-
Surveys show a 50-50 divide, but Trump’s real base is his same irrational 30%.—
Sun Sentinel Editorial Board,
Sun Sentinel,
24 Apr. 2026
-
Letting Jinx stay is yet another act of irrational love from Margo.—
Erin Qualey,
Vulture,
15 Apr. 2026
Adjective
-
Charted on an outdated seating map weeks before the official on-sale date, these deceptive listings falsely suggested the performance was almost sold out.—
Lori Dimun,
Chicago Tribune,
6 May 2026
-
There is a broader issue of manufacturers selling dangerous products and promoting them with deceptive advertising to lure youth into using their dangerous, ineffective products.—
Jad Abdel Nour,
Hartford Courant,
4 May 2026
Adjective
-
Bainbridge knew about secrets and unreasoning shame.—
Christopher Tayler,
Harpers Magazine,
27 Jan. 2026
-
Let sound political prescience but take the place of an unreasoning prejudice, and this will be done.—
Frederick Douglass,
The Atlantic,
16 Aug. 2017
Adjective
-
The boy’s mother, Tommi Jo Mejer, 50, of Aliso Viejo, was arrested days after the accident and charged with child endangerment, accessory after the fact, contributing to the delinquency of a minor and providing false information to a peace officer.—
Fedor Zarkhin,
Los Angeles Times,
1 May 2026
-
The boy’s mother, 50-year-old Tommi Jo Mejer of Aliso Viejo, was later arrested and charged with felony child endangerment, being an accessory after the fact and several misdemeanors, including contributing to the delinquency of a minor and providing false information to a peace officer.—
Sydney Barragan,
Oc Register,
1 May 2026
Adjective
-
Motta had been completely unaware that the accidents Garrison and Alfortish had brought her were illegitimate, Toomey insisted.—
Patrick Radden Keefe,
New Yorker,
13 Apr. 2026
-
The only one that can be called truly illegitimate by global and historical standards is the claim to the whole of the South China Sea.—
Anatol Lieven,
Twin Cities,
10 Apr. 2026
Adjective
-
In each case, the actual right to your body is deferred to some third party, either the paternalists, the hypothetical children, or unreasoned authority.—
Kyle Munkittrick,
Discover Magazine,
20 June 2011
Cite this Entry
“Fallacious.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fallacious. Accessed 8 May. 2026.
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