perceived noise decibel
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noun
a unit for measuring perceived levels of noise by comparison with the sound pressure level of a reference sound judged equally noisy by a normal listenerAbbreviation: PNdB
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“Was” is used for the indicative past tense of “to be,” and “were” is only used for the subjunctive past tense.
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Words nearby perceived noise decibel
percale, percaline, per capita, perceivable, perceive, perceived noise decibel, percent, percentage, percenter, percentile, percent sign
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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