brain wave

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.

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