Definition of white noise in US English:

white noise

noun

Physics
  • Noise containing many frequencies with equal intensities.

    • ‘We live in an urban area and the amount of white noise and background energy moving through our area is large enough to warrant it.’
    • ‘Near the end the mix becomes very hot, distorting at high frequencies and blooming into white noise around the edges.’
    • ‘The scientists found that in rats exposed to white noise, the auditory cortex took three or four times longer than normal to mature.’
    • ‘This pure static gives way to white noise that begins, eventually, to resemble a rhythm.’
    • ‘The sounds of many people talking becomes white noise, an everpresent hum.’
    • ‘There is lots of white noise in the track - crackles and pops that indicate age and handling mishaps.’
    • ‘It's got to the point now where there are so many signs that they blur into a background hiss of white noise.’
    • ‘The combined sounds were more like white noise than human speech, which made it that much harder for Sam to stay awake.’
    • ‘But I did witness firsthand the fabled white noise that they pipe in to calm those nervous programmers.’
    • ‘The white noise - a random mixture of sound frequencies - help motorists judge where the emergency vehicles are coming from.’
    • ‘Use a fan or any white noise device that generates calming sounds.’
    • ‘The movie ended, and the television turned to snow and white noise.’
    • ‘She wears headphones which play continuous white noise or pink noise.’
    • ‘The audio deserves a special mention as white noise and ethereal voices combine to create a disturbing atmosphere.’
    • ‘Because white noise contains most sound frequencies, it is commonly used to mask other sounds.’
    • ‘As we chatted the background music crept up in volume until at one point it became a roar or stuttering white noise.’
    • ‘As the sound mutates it becomes lost in a deep storm of white noise and becomes gravel falling down an endless scree slope.’
    • ‘Waves of chatter flowed from the city, decreasing to white noise.’
    • ‘What they found is that blocking the sounds of the operating room with white noise did not decrease sedative requirements of listening to operating room sounds.’
    • ‘This is an album marked by artful explosions of white noise and moments of utter chaos and collapse.’
    hiss, hissing, buzz, buzzing, crackle, crackling, sputter, sputtering, crack, cracking
    View synonyms

Pronunciation

white noise

/ˌ(h)waɪt ˈnɔɪz//ˌ(h)wīt ˈnoiz/