(uncountable) Various sounds, usually unwanted or unpleasant. / Any sound. / Sound or signal generated by random fluctuations.

(intransitive) To make a noise; to sound. / (transitive) To spread news of; to spread as rumor or gossip.

plural of noise

Third-person singular simple present indicative form of noise

simple past tense and past participle of noise

(obsolete) Loud; clamorous.

present participle of noise

The power of the noise in a signal.

A signal or process with a frequency spectrum such that the spectral energy density is proportional to the reciprocal of the frequency (1/f).

(physics) A random signal (or process) with a flat power spectral density; a signal with a power spectral density that has equal power in any band, at any centre frequency, having a given bandwidth.