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.

"This is exactly why we started Waves of Will - to make a new brainwave interface."

From BBC • Apr. 10, 2026

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

From Salon • Dec. 9, 2024

The team then attached much shorter physical wires between the tattoos to a small device that collects brainwave data.

From Science Daily • Dec. 2, 2024

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

From Washington Times • Dec. 24, 2023

I had met him once or twice in the old days, and I had a brainwave.

From Death at the Excelsior And Other Stories by Wodehouse, P. G. (Pelham Grenville)

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