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pink noise

noun

a random signal within the audible frequency range whose amplitude decreases as frequency increases, maintaining constant audio power per frequency increment.

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Origin of pink noise

First recorded in 1960–65

Words nearby pink noise

pinkie, pinking iron, pinking shears, pinkish, pink lady, pink noise, pin knot, pinko, pinkroot, pink salmon, pink slip
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for pink noise

pink noise

noun

noise containing a mixture of frequencies, but excluding higher frequencies
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012