red noise
red noise noun: a signal or process with a frequency spectrum such that the spectral energy density is proportional to the reciprocal of the frequency squared (1/f²).
Noun
red noise
- A signal or process with a frequency spectrum such that the spectral energy density is proportional to the reciprocal of the frequency squared (1/f²).
- Synonyms:
- Brown noise, Brownian noise
Synonyms of red noise
Questions about red noise
- What does red noise mean?
- Red noise means a signal or process with a frequency spectrum such that the spectral energy density is proportional to the reciprocal of the frequency squared (1/f²).
- What part of speech is red noise?
- Red noise is a noun.
Words near red noise in the dictionary
Source and license
Adapted from Wiktionary: red noise (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
Last updated:
Cite this entry: “red noise.” Word.ws, https://word.ws/red_noise. Based on Wiktionary, CC BY-SA 4.0.
