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
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of fallacy
The river is the first to remind us that stoppage is a fallacy, hubris.
—
Anne Reeve, Artforum, 1 Oct. 2025
This fallacy is repeated in innumerable geography textbooks, as well as travel articles and guides.
—Joe Rao, Space.com, 19 Sep. 2025
The Takeaway For Leaders The real fallacy is thinking that a number of pilots is movement.
—Aditya Vikram Kashyap, Forbes.com, 18 Sep. 2025
For example, a common fallacy is the belief that things were better in some imagined past.
—Zach Helfand, New Yorker, 25 Aug. 2025
See All Example Sentences for fallacy
Anne Reeve, Artforum, 1 Oct. 2025
This fallacy is repeated in innumerable geography textbooks, as well as travel articles and guides.
—Joe Rao, Space.com, 19 Sep. 2025
The Takeaway For Leaders The real fallacy is thinking that a number of pilots is movement.
—Aditya Vikram Kashyap, Forbes.com, 18 Sep. 2025
For example, a common fallacy is the belief that things were better in some imagined past.
—Zach Helfand, New Yorker, 25 Aug. 2025
See All Example Sentences for fallacy
Recent Examples of Synonyms for fallacy
Noun
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OpenAI is facing several more lawsuits in California claiming that ChatGPT drove users—including teenagers and adults with no prior mental health issues—to suicide or delusions.—
Beatrice Nolan,
Fortune,
11 Nov. 2025
-
By now, it’s well established that dialogues with chatbots sometimes fuel dangerous delusions, in part because LLMs can feel so authoritative despite their limitations.—
Miles Klee,
Rolling Stone,
11 Nov. 2025
Noun
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Don’t get too comfortable because the toxicity, lies and deception are about to return.—
Carly Thomas,
HollywoodReporter,
11 Nov. 2025
-
The 5-foot-11, 154-pound Imai throws a mix of six pitches, but is more than simply a deception specialist.—
Jon Vankin,
MSNBC Newsweek,
10 Nov. 2025
Noun
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These passages reflect how divided the planet once was, how easily myths about the United States could become rooted in other countries.—
Tope Folarin,
The Atlantic,
8 Nov. 2025
-
Some people believe that propane tanks explode from freezing temperatures, but this is a myth.—
Brandee Gruener,
Southern Living,
7 Nov. 2025
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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That does leave retailers less margin for error and requires a better mastery of data analytics to improve demand forecasting—making sure that what is on offer matches what shoppers want.—
Phil Wahba,
Fortune,
7 Nov. 2025
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Kelly did not disclose what structural engineering issues the building had, but said that the company's structural engineering firm informed Amazon of its error in a statement without elaborating.—
Arkansas Online,
Arkansas Online,
6 Nov. 2025
Noun
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Suburbia offered the illusion of moral purity, deepening social segregation as highways allowed a quick access to and from the city centre.—
Fahad Zuberi,
Time,
5 Nov. 2025
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All one had to do would be to rethink what removals are for (or shake off any post-substitutionist illusions about it).—
Literary Hub,
Literary Hub,
5 Nov. 2025
Noun
-
Some contained falsehoods and disinformation.—
David Smiley,
Miami Herald,
7 Nov. 2025
-
In an interview before the meeting, Franco said the Department of Children and Families's letter contained multiple falsehoods and that nothing is stopping it from giving the funds to another agency.—
Gina Lee Castro,
jsonline.com,
6 Nov. 2025
Cite this Entry
“Fallacy.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fallacy. Accessed 15 Nov. 2025.
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