Pronunciation: /ˈfæləsi/

Definitions of fallacy

noun a mistaken belief, especially one based on unsound argument

Example Sentences

A1 A common fallacy is that all cats hate water.

A2 She believed the fallacy that eating carrots would improve her eyesight.

B1 The fallacy of assuming correlation equals causation is a common mistake in research.

B2 Many people fall victim to the fallacy of appeal to authority when making decisions.

C1 Understanding logical fallacies is essential for critical thinking and analysis.

C2 The fallacy of composition occurs when one assumes that what is true for the parts is true for the whole.

Examples of fallacy in a Sentence

formal The argument that all politicians are corrupt is a fallacy.

informal Thinking that all cats hate water is a fallacy.

slang Believing that you can get rich quick is a total fallacy.

figurative The fallacy of assuming success will come overnight is a common misconception.

Grammatical Forms of fallacy

past tense

fallacied

plural

fallacies

comparative

more fallacious

superlative

most fallacious

present tense

fallacies

future tense

will fallacy

perfect tense

have fallacied

continuous tense

is fallacying

singular

fallacy

positive degree

fallacy

infinitive

to fallacy

gerund

fallacying

participle

fallacied

Origin and Evolution of fallacy

First Known Use: 1250 year
Language of Origin: Latin
Story behind the word: The word 'fallacy' originated from the Latin word 'fallacia', which means deceit or trickery.
Evolution of the word: Over time, the word 'fallacy' has come to be used in logic and reasoning to describe a mistaken belief or flawed argument that appears to be logical but is not.