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fallacy

1 synonyms and 0 antonyms for fallacy, grouped by meaning and by how common each one is.

Noun — A mistaken belief, especially one based on flawed reasoning.

Synonyms

Rare, literary or technical

Precise, but they will stand out — check the sense before using one.

false belief

How to use fallacy

The word patterns that sound natural to a native speaker.

common fallacy logical fallacy fall for a fallacy

Etymology

From Latin fallacia ("deception"), from fallere ("to deceive").

Full origin of fallacy →

Frequently asked questions

What does “fallacy” mean?

The word “fallacy” means a mistaken belief, especially one based on flawed reasoning. In plain terms, a false idea or a piece of reasoning that looks convincing but doesn't actually hold up.

How do you pronounce “fallacy”?

“Fallacy” is pronounced FAL-uh-see (/ˈfæl.ə.si/ in IPA).

How do you use “fallacy” in a sentence?

Here is “fallacy” used in a sentence: “It's a common fallacy that money alone brings happiness.”

What part of speech is “fallacy”?

“Fallacy” is a noun.

Where does the word “fallacy” come from?

The word “fallacy” comes from Latin. From Latin fallacia ("deception"), from fallere ("to deceive").

Is “fallacy” a common word?

“Fallacy” is an uncommon word in modern English, usually learned at around the C2 level.

How many meanings does “fallacy” have?

“Fallacy” has 2 distinct senses listed in this dictionary. The most common is: a mistaken belief, especially one based on flawed reasoning.

Related words

Nearby words

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Synonyms and antonyms from Wiktionary, CC BY-SA.