from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Designed to reduce environmental noise, as in a community: an antinoise ordinance.
  • adj. Capable of neutralizing the sound of another noise.
  • n. A technique for neutralizing unwanted sound, in which a second sound wave, identical to but out of phase with the unwanted sound, is used to cancel the unwanted sound.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Intended to reduce environmental noise.
  • adj. Capable of neutralizing another noise.
  • n. A sound wave, of the same amplitude but of opposite phase to that of an unwanted sound, that can neutralize the unwanted sound using destructive interference.


Sorry, no etymologies found.


  • The technology works by measuring the noise field close to the ear and then calculating an "antinoise" response which is sent to the headphone speaker.

    Releases feed from RealWire

  • These headphones involve "a microphone, placed near the ear, and electronic circuitry that generates an 'antinoise' sound wave with the opposite polarity of the sound wave arriving at the microphone.

    NYT > Home Page

  • But one antinoise organization is sounding off about the new siren.

    Sounds That Move You

  • Now the Egyptian government is stepping up its antinoise campaign.

    Noise City

  • Orchestras are also installing noise-absorbing panels and placing antinoise screens at strat egic places, like in front of the brass section, to force the noise over the heads of other players.

    Archive 2008-04-01

  • But across Europe, musicians are being asked to wear decibel-measuring devices and to sit behind see-through antinoise screens.

    Archive 2008-04-01

  • The noises of the street, with all the whistles of the factories and the horns of the motor cars, are bad enough, and the antinoise crusade is quite in order.

    Psychology and Social Sanity

  • The noise and antinoise signals combine to yield near silence.

    Releases feed from RealWire

  • The 69-year-old St. Petersburg resident became a strident antinoise activist a few years back after she retired as a paralegal.

    Local News from The Lakeland Ledger

  • She leads a loosely affiliated group of 40 to 50 antinoise activists she calls Noise-Free

    Local News from The Lakeland Ledger


Log in or sign up to get involved in the conversation. It's quick and easy.