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white noise
[wahyt noiz, hwahyt]
noun
Also called broadband noise.Physics.a noise signal with a uniform frequency spectrum over a wide range of frequencies.
Also called white sound.Informal.any steady, unobtrusive sound or pattern of sounds recorded from nature or produced electronically and used to mask unwanted noise or fill a discomforting silence.
You can program the machine to play ocean waves, a rainforest, a thunderstorm, or whatever white noise helps you to relax.
white noise
noun
sound or electrical noise that has a relatively wide continuous range of frequencies of uniform intensity
noise containing all frequencies rising in level by six decibels every octave
Word History and Origins
Origin of white noise1
Example Sentences
And I’m sure there’s plenty of people where it might just be white noise to them — like, “Skip — I don’t need this.”
"I really think it is white noise around what is a huge, energetic movement now, Reform, coming across the country and coming for the other two parties," she told the BBC.
It’s pleasurable to experience—a white noise machine of human suffering....
Occasionally the studio will play white noise to help exercisers focus.
It fizzes with white noise punctuated by short bursts of music and words.
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