irrationality

American  

[ih-rash-uh-nal-i-tee] / ɪˌræʃ əˈnæl ɪ ti /

noun

plural

irrationalities

1. the quality or condition of being irrational.

2. an irrational, illogical, or absurd action, thought, etc.

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Etymology

Origin of irrationality

First recorded in 1560–70; irrational + -ity

Example Sentences

At least one fellow, however, thought the addition represented a surrender to the forces of superstition and irrationality.

From The Wall Street Journal

It’s simply a matter of taking advantage of structural market irrationality.

From MarketWatch

But it’s important to remember that irrationality is often in the eye of the beholder.

From The Wall Street Journal

Through the animal’s point of view, De Los Santos Arias considers the enduring grip of colonialism and the consequences of human irrationality.

From Los Angeles Times

The logic is closer to game theory than pure irrationality.

From The Wall Street Journal

Related Words

• foolishness