We found 3 definitions of brainwaves from 2 different sources.
NounPlural: brainwaves |
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brainwave - (neurophysiology) rapid fluctuations of voltage between parts of the cerebral cortex that are detectable with an electroencephalograph | ||
brain wave, cortical potential | ||
bioelectricity electric phenomena in animals or plants | ||
neurophysiology the branch of neuroscience that studies the physiology of the nervous system | ||
alpha rhythm, alpha wave the normal brainwave in the electroencephalogram of a person who is awake but relaxed; occurs with a frequency of 8-12 hertz | ||
beta rhythm, beta wave the normal brainwave in the encephalogram of a person who is awake and alert; occurs with a frequency between 12 and 30 hertz | ||
delta rhythm, delta wave the normal brainwave in the encephalogram of a person in deep dreamless sleep; occurs with high voltage and low frequency (1 to 4 hertz) | ||
brainwave - the clear (and often sudden) understanding of a complex situation | ||
insight, brainstorm | ||
savvy, apprehension, understanding, discernment the act of apprehending (especially apprehending a criminal); "the policeman on the beat got credit for the collar" | ||
light any device serving as a source of illumination; "he stopped the car and turned off the lights" | ||
revelation an enlightening or astonishing disclosure | ||
find, breakthrough, discovery making an important discovery |