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Definitions

irrationally

[ih-rash-uh-nl-ee, -rash-nl-] / ɪˈræʃ ə nl i, -ˈræʃ nl- /
ADVERB
illogically
Synonyms


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.

Some American stocks are being irrationally hit by fears of disruption by artificial intelligence.

From Barron's • Feb. 10, 2026

I found myself irrationally angry about the way T-Mobile convinced the Backstreet Boys to parody “I Want It That Way” with facile sloganeering.

From Slate • Feb. 8, 2026

Needham’s Berg also notes that one pocket of software that has irrationally been swept up in the selloff this week is human-resources and payroll software.

From MarketWatch • Feb. 7, 2026

I can sometimes get irrationally upset by movies with an incredible premise that is poorly executed.

From Salon • Feb. 16, 2025

It was irrational, and Colin hated thinking irrationally, but he couldn't help but wonder whether perhaps being in the presence of the Archduke might reveal something to Colin about his missing piece.

From "An Abundance of Katherines" by John Green