brainwave

IPA: brˈeɪnweɪv

Any of many rhythmic fluctuations of electric potential between parts of the brain, especially those seen on an electroencephalogram
A sudden idea, understanding, or inspiration; a brainstorm

brain wave

IPA: brˈeɪnwˈeɪv

Alternative form of brainwave [Any of many rhythmic fluctuations of electric potential between parts of the brain, especially those seen on an electroencephalogram]

The phone was muted because sound alone can stimulate brain-wave activity.
They say that binaural beats can help them reach alternate brain-wave levels of alpha, beta and theta.
Generally, brain-wave measures show that a sudden insight is the climax of intense brain states below the level of our awareness.
First LaSalle with his brain-wave mumbo-jumbo and now the Ravons turning a wonderful promotional opportunity into a public defense of the Cultural Revolution.
Researchers at Oregon Health and Science University led a study looking into the effects of binaural beats, measuring the brain-wave activity of people listening to certain frequencies.
The research, published online in the Journal of Consumer Psychology, is part of a growing field in which psychologists and economists are using fMRI medical scanners and EEG brain-wave monitors to probe the automatic judgments people make, below the surface of awareness, that help shape decisions, including purchasing and political choices.