delta wave — n a high amplitude electrical rhythm of the brain with a frequency of less than 6 hertz that occurs esp. in deep sleep, in infancy, and in many diseased conditions of the brain called also delta, delta rhythm * * * 1. a small hump occurring on… … Medical dictionary
delta wave — n. any of the slowest electrical brain waves, having frequencies less than four hertz and indicating, in adults, deep sleep or brain disease: also delta rhythm … English World dictionary
Delta wave — For other uses, see Wolff Parkinson White syndrome. Delta waves, an EEG (electroencephalograph) one second sample A delta wave is a high amplitude brain wave with a frequency of oscillation between 0–4 hertz. Delta waves, like other brain waves,… … Wikipedia
delta wave — noun the normal brainwave in the encephalogram of a person in deep dreamless sleep; occurs with high voltage and low frequency (1 to 4 hertz) • Syn: ↑delta rhythm • Hypernyms: ↑brainwave, ↑brain wave, ↑cortical potential * * * noun also … Useful english dictionary
delta wave — noun Date: 1936 a high amplitude electrical rhythm of the brain with a frequency of less than four cycles per second that occurs especially in slow wave sleep, in infancy, and in many diseased conditions of the brain called also delta, delta… … New Collegiate Dictionary
delta wave — {n.}, {informal}, {semi technical} A brain wave 1 3 cycles per second, associated with very deep sleep. * /Good night, honey, I m off to produce some delta waves./ Compare: CATCH SOME Z S, HIT THE HAY or HIT THE SACK … Dictionary of American idioms
delta wave — {n.}, {informal}, {semi technical} A brain wave 1 3 cycles per second, associated with very deep sleep. * /Good night, honey, I m off to produce some delta waves./ Compare: CATCH SOME Z S, HIT THE HAY or HIT THE SACK … Dictionary of American idioms
delta\ wave — noun informal semi technical A brain wave 1 3 cycles per second, associated with very deep sleep. Good night, honey, I m off to produce some delta waves. Compare: catch some Z s, hit the hay or hit the sack … Словарь американских идиом
delta wave — del′ta wave n. phl any of the slow brain waves constituting delta rhythm • Etymology: 1935–40 … From formal English to slang
delta wave — Physiol. any of the slow brain waves constituting delta rhythm. [1935 40] * * * … Universalium
