brain wave

brain wave ExamplesWord Origin noun

1. Usually brain waves. Medicine/Medical. electrical potentials or impulses given off by brain tissue.Compare alpha rhythm, beta rhythm, delta rhythm.
2. Informal. a sudden idea or inspiration; brainstorm.

Origin of brain wave First recorded in 1865–70 Examples from the Web for brainwave Historical Examples of brainwave

“It was a sort of second-sight—what they call a brainwave,” Nick smiled.

The Tragic Muse

Henry James

Thought exchange by “brainwave” is wonderful, even if we still need a little speech as auxiliary.

The Brain

Alexander Blade

British Dictionary definitions for brainwave brainwave noun

1. informal a sudden inspiration or ideaAlso called: brainstorm

brain wave noun

1. any of the fluctuations of electrical potential in the brain as represented on an electroencephalogram. They vary in frequency from 1 to 30 hertzSee also alpha rhythm, beta rhythm, delta rhythm

brainwave in Medicine brain wave n.

1. A rhythmic fluctuation of electric potential between parts of the brain, as seen on an electroencephalogram.