pink noise
noun
a random signal within the audible frequency range whose amplitude decreases as frequency increases, maintaining constant audio power per frequency increment.
Origin of pink noise
First recorded in 1960–65
Words nearby pink noise
pink elephants,
pink family,
pink floyd,
pink gin,
pink lady,
pink noise,
pink root,
pink salmon,
pink slip,
pink stern,
pink tea
British Dictionary definitions for pink noise
pink noise
noun
noise containing a mixture of frequencies, but excluding higher frequencies