irrationally

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.

But rational investors also know that markets can behave irrationally, and historians have filled books with examples of world leaders who have chosen to irrationally launch or extend wars, even at great economic cost.

From Barron's • May 1, 2026

The most important lesson from that irrationally exuberant time is that overvaluation can lead to below-average returns for years — and even decades.

From MarketWatch • Mar. 13, 2026

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

From Salon • Feb. 16, 2025

Daniel Kahnemann suggested that, on the contrary, they often act irrationally, based on instinct.

From BBC • Dec. 28, 2024

Drave, who was irrationally furious to find mushrooms on his plate, sat at the next table.

From "Strange the Dreamer" by Laini Taylor