1
as in delusion
a false idea or belief
the once-common fallacy that girls just weren't any good at math
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in deception
the quality or state of being false
the fallacy of the notion of spontaneous generation was demonstrated by the Dutch naturalist Leeuwenhoek
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of fallacy
This, of course, was a fallacy, and months later, Hitler seized all of Czechoslovakia and quickly moved beyond.
—
Bobby Zirkin, Baltimore Sun, 8 Mar. 2026
Stewart is not buying the fallacy that life ends at a certain age.
—Lale Arikoglu, Condé Nast Traveler, 8 Mar. 2026
Alas, economics is littered with fallacies.
—Steve H. Hanke, Fortune, 24 Feb. 2026
The fallacy was that it was limited to the United States.
—Mike Fleming Jr, Deadline, 13 Feb. 2026
See All Example Sentences for fallacy
Bobby Zirkin, Baltimore Sun, 8 Mar. 2026
Stewart is not buying the fallacy that life ends at a certain age.
—Lale Arikoglu, Condé Nast Traveler, 8 Mar. 2026
Alas, economics is littered with fallacies.
—Steve H. Hanke, Fortune, 24 Feb. 2026
The fallacy was that it was limited to the United States.
—Mike Fleming Jr, Deadline, 13 Feb. 2026
See All Example Sentences for fallacy
Recent Examples of Synonyms for fallacy
Noun
-
The other path is pressing on in your delusions, hoping you will eventually be vindicated.—
Daniel DePetris,
Chicago Tribune,
31 Mar. 2026
-
Several reports find psychosis among those who are addicted and could result in hallucinations, delusions and confusion.—
Josh Kelly,
Oklahoman,
26 Mar. 2026
Noun
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In 2024, North Korea claimed to have successfully testlaunched a multiwarhead missile, but South Korea quickly dismissed it as deception to cover up a failed launch.—
Arkansas Online,
Arkansas Online,
30 Mar. 2026
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These include debt bondage, restriction of movement, withholding of wages, excessive overtime, physical violence, surveillance, deception, isolation, abuse of vulnerability and abusive conditions.—
Efrat Lachter,
FOXNews.com,
29 Mar. 2026
Noun
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Hochheiser’s disturbing story belies the myth of Florida as the golden destination for retirees in their sunset years.—
Carol Marbin Miller,
Miami Herald,
2 Apr. 2026
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Pregnancy is a time of excitement and anticipation, and mothers-to-be are often brimming with questions, many of them, unfortunately, based on myth and superstition.—
Encyclopedia Britannica,
Encyclopedia Britannica,
2 Apr. 2026
Noun
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Of course, the retort is that this would be irritating and exasperating to be continually deluged with alerts about AI deceptiveness.—
Lance Eliot,
Forbes.com,
24 Aug. 2025
Noun
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Kody Clemens scored on an error by five-time Gold Glove-winning catcher Salvador Perez in the second, and Byron Buxton added a sacrifice fly off John Schreiber in the eighth, before the Twins teed off against Royals reliever Steven Cruz in the ninth.—
CBS News,
CBS News,
3 Apr. 2026
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Angels center fielder Mike Trout dropped a Kelly fly ball for a two-base error.—
Jeff Vorva,
Chicago Tribune,
2 Apr. 2026
Noun
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More than a month into open confrontation between Iran, the United States, Israel, and now parts of the Arab Gulf, the illusion of a quick and decisive conflict has collapsed.—
Kazem Kazerounian,
Hartford Courant,
1 Apr. 2026
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The next mayor will inherit an enormous burden on Day 1 with no room for illusions.—
Bill Conway,
Chicago Tribune,
30 Mar. 2026
Noun
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Goldman cast doubt on the Justice Department’s claim that the falsehood made it into the government’s legal defense of ICE due to human error.—
Molly Crane-Newman,
New York Daily News,
27 Mar. 2026
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The truth is always more useful than a comforting falsehood.—
Omar Kelly,
Miami Herald,
18 Mar. 2026
Cite this Entry
“Fallacy.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fallacy. Accessed 3 Apr. 2026.
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