Origin of brain wave
First recorded in 1865–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for brain wave
But she replies, moved by a brain-wave, to a question that stirred in the doctor's mind.Somehow Good
William de Morgan
The Countess had not asked; this was all brain-wave, helped by shades of expression.When Ghost Meets Ghost
William Frend De Morgan
Finally as the result of a brain-wave he had requisitioned the local boy scouts.Mrs. Bindle
My hair had appreciably lifted my tin hat when I had a brain-wave and threw out a double handful of rouble notes.
He had suffered during his military career from more than one subaltern on whose arid consciousness the brain-wave never beat.The Rough Road
William John Locke
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
- A rhythmic fluctuation of electric potential between parts of the brain, as seen on an electroencephalogram.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.