antinoise
/ˈæntiˌnɔɪz/
adjective
- Designed to reduce or cancel unwanted sound.
- Construction workers wear antinoise earmuffs to protect their hearing.
- She bought antinoise headphones to study in the busy coffee shop.
- The car's antinoise system makes the cabin much quieter on the highway.
noun
- A sound wave that is deliberately produced to cancel out unwanted noise (destructive interference).
- Engineers use antinoise to reduce engine roar in airplane cabins.
- The speaker emits an antinoise that cancels the hum of the air conditioner.
- The antinoise from the device made the room suddenly silent.