- Designed to reduce environmental noise, as in a community: an antinoise ordinance.
- Capable of neutralizing the sound of another noise.
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.
(comparative more antinoise, superlative most antinoise)
(usually uncountable, plural antinoises)