perceived noise decibel
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 listener
Abbreviation: PNdB
Words nearby perceived noise decibel
perc,
percale,
percaline,
perceivable,
perceive,
perceived noise decibel,
percent,
percent sign,
percentage,
percenter,
percentile