fallacy means deceptive or false appearance; that which misleads the eye or the mind. It carries an Arena rating of 1596, earned across 5 head-to-head judged battles.
Among words judged in Lexicurio's Arena, fallacy ranks #985 of 17,052 for Words That Escaped Their Books, #1,207 of 17,052 for Best Fossil-Poetry Words, #2,532 of 17,052 for Most Incisive Words, #2,784 of 17,052 for Most Sublime Words.
fallacy is pronounced /ˈfæl.ə.si/.
Why “fallacy” is a great word
A deceptive or invalid argument that appears sound or convincing but is logically unsound. From Middle English *fallaci*, from Old French *fallace*, from Latin *fallācia* ("deception, deceit"), from *fallāx* ("deceptive"), from *fallere* ("to deceive"), first attested in English in the late fifteenth century. Unlike "error" (a general mistake or inaccuracy, not necessarily structured as formal argument) or "sophism" (a subtle, deliberate deception emphasizing rhetorical skill over logical structure), a fallacy is a flaw in the architecture of reasoning itself, a polished balustrade that collapses under weight. It is the illicit syllogism in a politician's speech, the statistical sleight-of-hand in an advertisement, the elegant but broken link in a chain of thought that feels true right up until it snaps. These are the comfortable, convincing illusions we build, revealing a deep human need to believe that our conclusions are as sturdy as our premises.
Etymology
From Middle English fallaci, fallace, fallas, from Old French fallace, from Latin fallācia (“deception, deceit”), from fallāx (“deceptive, deceitful”), from fallere (“to deceive”).
noun
- Deceptive or false appearance; that which misleads the eye or the mind.
- An argument, or apparent argument, which professes to be decisive of the matter at issue, while in reality it is not; a specious argument.e.g.“Baldridge also showed the "one molecule of blood," usually held to be the stimulus for attracting sharks, to be another common fallacy, since a molecule of blood does not exist.”
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