fallacy

noun

(logic) An argument, or apparent argument, which professes to be decisive of the matter at issue, while in reality it is not; a specious argument.

Deceptive or false appearance; that which misleads the eye or the mind.

Roots

fallerefallac- · Latin · deceive, fail

Synonyms for fallacy

paralogismn misconceptionn fallaciousnessn sophismn misbelief delusionn falsehoodn equivocationn falsityn philosophismn sophistryn untruthn spuriousnessn speciosityn falsenessn

Synonyms & related words for fallacy

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Words related to fallacy

Explore words related to fallacy — words associated with it, words that go with it, and its nearest matches in meaning. Related words include fallacious, argumentum, paralogist, illogic, syllogism, sorites, fallaciously, antilogism. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for fallacy

Common synonyms for fallacy include paralogism, misconception, fallaciousness, sophism, misbelief, delusion, falsehood, equivocation — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does fallacy come from?

The word fallacy breaks down into one root of Latin origin: the root fallac-, from Latin fallere (“deceive, fail”). Explore each root to see other English words built from the same source.