pink noise

noun

Definition of pink noise

: a mixture of sound waves with an intensity that diminishes proportionally with frequency to yield approximately equal energy per octave — compare white noise

Examples of pink noise in a Sentence

Recent Examples on the Web Consequently, music has been accepted to be a type of pink noise. Karmela Padavic-callaghan, Scientific American, "Time’s Arrow Flies through 500 Years of Classical Music, Physicists Say," 19 Aug. 2020 Past studies of music as pink noise spurred similar questions. Karmela Padavic-callaghan, Scientific American, "Time’s Arrow Flies through 500 Years of Classical Music, Physicists Say," 19 Aug. 2020 This noise machine has white noise, pink noise, and brown noise capabilities. Tony Vaz, Popular Science, "White noise machines that may help you fall asleep faster," 9 Sep. 2019 Grandner describes pink noise as a hiss while brown noise is more of a shush. Markham Heid, Time, "Why Not Everyone Should Sleep with a White Noise Machine," 4 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'pink noise.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of pink noise

1961, in the meaning defined above

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Time Traveler for pink noise

Time Traveler

The first known use of pink noise was in 1961

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Statistics for pink noise

Last Updated

26 Dec 2020

Cite this Entry

“Pink noise.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pink%20noise. Accessed 24 Jan. 2021.

More from Merriam-Webster on pink noise

Britannica.com: Encyclopedia article about pink noise

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