overactive

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.

“As most fiction, it is a composite, an amalgam of personal experience, research and my fertile, overactive imagination,” Raicek said.

From The Wall Street Journal • Apr. 16, 2026

As the animals reached adulthood, this disruption led to an overactive immune response and chronic inflammation, significantly increasing the risk of inflammatory gut diseases and obesity.

From Science Daily • Dec. 26, 2025

Researchers are probing the pill’s efficacy in patients with Type 2 inflammatory diseases, which are triggered by an overactive immune response.

From Barron's • Dec. 8, 2025

Instead, he said that the unusual incident may have been due to the bee colony becoming too large for its beehive and becoming "overactive" when the beekeeper handled it.

From BBC • Jul. 8, 2025

My mother used to tell me that I had an overactive imagination; Tom said that, too.

From "The Girl on the Train" by Paula Hawkins