fallacy
English · Thesaurus
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fallacy
- /ˈfæl.ə.si/ Australia, Canada, US
- /ˈfɛl.ə.si/ New Zealand
Where it comes from
From Middle English fallaci, fallace, fallas, from Old French fallace (whence -acy), from Latin fallācia (“deception, deceit”), from fallāx (“deceptive, deceitful”), from fallere (“to deceive”).
noun fallacies
-
Deceptive or false appearance; that which misleads the eye or the mind.
Mr Jones expressed great gratitude to the lady for the kind intentions towards him which she had expressed, and indeed testified, by this proposal; but, besides intimating some diffidence of success from the lady’s knowledge of his love to her niece, which had not been her case in regard to Mr Fitzp
Similar: deception, deceitfulness
-
An argument, or apparent argument, which professes to be decisive of the matter at issue, while in reality it is not; a specious argument.
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.
Similar: logical fallacy, incorrect argument, misargument, non-argument, pseudoargument
Thesaurus
Closest in meaning: false belief, illusion, deception, delusion, deceit, falsehood, aberration, misunderstanding, error, misapprehension, mistake, misinterpretation, misconception, misreading, blunder, reasoning
Translations
Every language
noun deceptive or false appearance
| 日本語 | いんちき inchiki, 欺瞞 giman, 欺騙 gihen |
|---|---|
| हिन्दी | मिथ्या mithyā |
| Português | ilusão |
| Français | tromperie |
| Deutsch | Täuschung |
| Ελληνικά | πλάνη pláni |
| Русский | обма́нчивость obmánčivostʹ |
| Tiếng Việt | ngụy biện, ngộ biện |
noun false argument
| Español | falacia |
|---|---|
| 日本語 | 誤謬 gobyū, 詭弁 kiben, 迷妄 meimō |
| 中文 | 謬誤 /谬误 miùwù |
| हिन्दी | मिथ्या mithyā |
| Português | falácia |
| Français | sophisme |
| Deutsch | Trugschluss, Fehlschluss |
| Italiano | fallacia |
| Română | sofism |
| Русский | заблужде́ние zabluždénije, ло́жный вы́вод lóžnyj vývod, софи́зм sofízm |
| Tiếng Việt | ngộ biện |
| العربية | مُغَالَطَة muḡālaṭa |
Talk about this word "fallacy." Wiktionary, via Micwyn, micwyn.com/word/fallacy. Accessed 6 Nov. 2026. fallacy. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/fallacy "fallacy." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/fallacy.Cite this
@misc{fallacy_2026,
title = {fallacy},
howpublished = {Wiktionary, via Micwyn},
year = {2026},
url = {https://micwyn.com/word/fallacy},
urldate = {2026-11-06}
}
