Thesaurus.com
Dictionary.com
Definitions

irrationality

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


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

JPMorgan Chase boss Jamie Dimon said some of the money invested in AI would "probably be lost", while Google parent company Alphabet's chief executive Sundar Pichai said there was some "irrationality" in the AI boom.

From BBC • Jan. 27, 2026

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

From The Wall Street Journal • Jan. 4, 2026

But Panamanian President Jose Raul Mulino said Sunday that "there is no justification whatsoever for the barbarity committed," calling it "an unforgivable act of irrationality."

From Barron's • Dec. 28, 2025

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

From MarketWatch • Dec. 26, 2025

The chief danger of adopting a credible pose of irrationality is that to succeed in the pretense you have to be very good.

From "Cosmos" by Carl Sagan




Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "irrationality" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com