DECIBEL

decibel, dB

(noun) a logarithmic unit of sound intensity; 10 times the logarithm of the ratio of the sound intensity to some reference intensity

Source: WordNet® 3.1


Etymology

Noun

decibel (plural decibels)

A common measure of sound intensity ratio that is one tenth of a bel on the logarithmic intensity scale. It is defined as dB = 10 log10(P1 / P2), where P1 and P2 are the relative powers of the sound.

Source: Wiktionary



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Word of the Day

23 November 2024

THEORETICAL

(adjective) concerned primarily with theories or hypotheses rather than practical considerations; “theoretical science”


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