- 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.
alpha waves
Look at other dictionaries:
alpha waves — alpha waves, = alpha rhythm. (Cf. ↑alpha rhythm) … Useful english dictionary
Alpha Waves — Infobox VG| title = Alpha Waves developer = Infogrames publisher = Infogrames (International)/Data East (North America) designer = Christophe de Dinechin engine = released = 1990 genre = Platform game modes = Single player (DOS), two simultaneous … Wikipedia
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Alpha wave — Alpha waves are electromagnetic oscillations in the frequency range of 8–12 Hz arising from synchronous and coherent ( in phase / constructive ) electrical activity of thalamic pacemaker cells in the human brain. They are also called Berger s… … Wikipedia
alpha rhythm — n ALPHA WAVE * * * a uniform rhythm of waves in the normal electroencephalogram, showing an average frequency of 10 per second; see alpha waves under wave. Called also Berger r. and alpha activity … Medical dictionary
Alpha — may refer to:The Greek letter alphaAlpha (letter), a letter in the Greek alphabet. α may be used as the symbol for: *Alpha channel, describing transparency and opacity in computer graphics *Angle of attack in aerodynamics *Common base current… … Wikipedia
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
alpha wave — {n.} 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./ … Dictionary of American idioms
alpha wave — {n.} 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./ … Dictionary of American idioms
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
