Broadly used for unwanted sound, audio hiss, or signal interference, similar to English 'noise'.
The noise from the air conditioner in this room is annoying.
Noise got into the recorded audio.
Noise got into the recording.
This software can remove noise from photos.
This recording has a lot of noise and is hard to hear clearly.
These headphones cancel out ambient noise.
hiss; hiss noise
video noise; snow
pink noise
microphone noise
Loanword from English 'noise', adopted into Japanese as ノイズ.