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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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Nearby words

  1. pink elephants,
  2. pink family,
  3. pink floyd,
  4. pink gin,
  5. pink lady,
  6. pink root,
  7. pink salmon,
  8. pink slip,
  9. pink stern,
  10. pink tea

Origin of pink noise

First recorded in 1960–65
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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