brainwave

British

/ ˈbreɪnˌweɪv /

noun

Also called: brainstorm. informal a sudden inspiration or idea

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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.

Research shows that looking at pictures of nature on your laptop or simply gazing out at something green can trigger the same calming brainwave changes and reduce stress.

From BBC • Oct. 9, 2025

We have a brainwave machine that charts your brain activity while you're tasting different types of food.

From Salon • Dec. 9, 2024

This will help get you into the right brainwave pattern to improve your concentration,’” Ms. Klisanin said.

From Washington Times • Dec. 24, 2023

EEG recordings revealed that reindeer's brainwaves during rumination resemble the brain waves present during non-REM sleep, and these brainwave patterns suggest that the reindeer are more "rested" after ruminating.

From Science Daily • Dec. 22, 2023

The only concessions to Ev were a special little hutch for the super-mongoose; and a bar, carefully regulated to make certain he never completely blotted out the hypothetical brainwave "network."

From Telempathy by Simonds, Vance

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023