noise-killer
Definition
Noun (technical): - A device or system used to reduce or eliminate unwanted sound, particularly in engineering or audio contexts. The term "noise-killer" refers specifically to a unit designed to suppress or cancel noise, such as in machinery, vehicles, or audio equipment.
Usage Examples
- (A technical device that reduces noise from air flow.)
- (A component that cancels unwanted sound in electronic equipment.)
Advanced Usage
- "to act as a noise-killer": to function in a way that suppresses or dampens sound.
- The rubber padding acts as a noise-killer between the metal panels. (The material reduces noise by absorbing vibrations.)
Variants and Related Words
- Noise (n): unwanted or unpleasant sound.
- The constant noise from the construction site was distracting. (Unwanted sound.)
- Killer (n): something that eliminates or destroys.
- This herbicide is a weed killer. (A substance that destroys weeds.)
- Noise cancellation (n): the process of reducing unwanted sound using active or passive methods.
- Active noise cancellation uses microphones to counteract noise. (A technology related to noise-killing.)
Synonyms
- Sound dampener: a device that reduces sound intensity.
- Muffler: a device that reduces noise from engines or exhausts (common in automotive contexts).
- Silencer: a device that makes a sound quieter, often used for firearms or machinery.
Related Idioms
- Kill the noise: a colloquial expression meaning to stop or reduce unwanted sound.
- Please kill the noise — I can't concentrate. (Stop making noise or turn down the volume.)
Notes on Usage
- "Noise-killer" is a compound noun primarily used in technical or engineering fields. It is less common in everyday speech, where terms like "noise canceller" or "soundproofing" might be preferred. The word is specific and should not be confused with general terms for sound reduction.