decibel
Pronunciation
  • (America) IPA: /ˈdɛsɪbɛl/, /ˈdɛsɪbəl/
Noun

decibel (plural decibels)

  1. 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.
Translations


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