noise floor

noun

The measure of the signal created from the sum of all the noise sources and unwanted signals within a measurement system, where noise is defined as any signal other than the one being monitored.

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Meanings

nounnoise floor (plural noise floors)

plural noise floors

  1. signal theoryThe measure of the signal created from the sum of all the noise sources and unwanted signals within a measurement system, where noise is defined as any signal other than the one being monitored.
Cite this entry
APA

noise floor. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/noise%20floor

MLA

“noise floor.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/noise%20floor. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “noise floor,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/noise%20floor.

Source: noise floor on Wiktionary, CC BY-SA 4.0.