Background
Background noun - Extraneous signals that can be confused with the phenomenon to be observed or measured.
Usage example: they got a bad connection and could hardly hear one another over the background signals
Noise and background are semantically related in buzz topic. In some cases you can use "Noise" instead a noun "Background".
Noise
Noise noun - Loud, confused, and usually inharmonious sound.
Background and noise are semantically related in buzz topic. Sometimes you can use "Background" instead a noun "Noise".
How words are described
Both words in one sentence
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The fact that it takes place at night and that you can hear the unsettling noise of crows in the background does not help at all.
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With the background music off, it's entirely possible to track an enemy from the noise of switching weapons and picking up ammo.
Source: Noisy Guns -
This 1986 Nickelodeon bumper (also shown in the UK during closedown) is creepy in its own rights, with wolves howling on a solid white background with an eerie noise.
Source: Nightmare Fuel / Vanity Plate
Cite this Source
Noise and Background. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/background/noise
Background & Noise. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/background/noise>.
Noise or Background. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/background/noise.
Google Ngram Viewer shows how "background" and "noise" have occurred on timeline