alpha waves

alpha waves
brain waves in the electroencephalogram which have a frequency of 8 to 13 per second; they are typical of the normal person awake and in a quiet resting state and occur principally in the occipital region.

Medical dictionary. 2011.

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  • alpha rhythm — a pattern of slow brain waves (alpha waves) in normal persons at rest with closed eyes, thought by some to be associated with an alert but daydreaming mind. [1935 40; earlier alpha waves, trans. of G Alphawellen, term used by their discoverer,… …   Universalium

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  • alpha\ wave — noun A brain wave, 8 12 cycles per second, associated with a state of relaxation and meditation and, hence, free of anxieties. Try to produce some alpha waves; you will instantly feel a lot better …   Словарь американских идиом

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