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The decibel (symbol: dB) is a relative unit of measurement equal to one tenth of a bel (B). It expresses the ratio of two values of a power or root-power quantity on a logarithmic scale.
The meaning of DECIBEL is a unit for expressing the ratio of two amounts of electric or acoustic signal power equal to 10 times the common logarithm of this ratio. How to use decibel in a sentence.
Decibels (abbreviated dB) are the units used to measure the relative intensity of a sound. The decibel unit of measurement is a little odd because the human ear is incredibly sensitive. The human ear can hear everything from your fingertip brushing lightly over your skin to a loud jet engine.
decibel (dB), unit for expressing the ratio between two physical quantities, usually amounts of acoustic or electric power, or for measuring the relative loudness of sounds. One decibel (0.1 bel) equals 10 times the common logarithm of the power ratio.
Decibel (Symbol: dB) is a logarithmic unit that indicates ratio or gain. Decibel is used to indicate the level of acoustic waves and electronic signals. The logarithmic scale can describe very big or very small numbers with shorter notation.
The decibel (dB) is a unit that expresses the ratio of two values of a physical quantity, often power or intensity. One decibel is one-tenth of one bel, a unit named in honour of Alexander Graham Bell.
Decibels: dB, dB(A), dBA, dB(C), dBV, dBm and dBi? What are they all? How are they related to loudness, to phons and to sones? And how loud is loud? This page describes and compares them all and gives sound file examples.
a unit for measuring the loudness of sound: The typical lawn mower makes about 90 decibels of noise. SMART Vocabulary: related words and phrases. Measuring & weighing. cost-of-living index. countable. gage. gravimetrically. hypsometric. measurement. non-quantifiable. non-quantitative. pace something off/out. planimetric. ponderable. proof. shortish
Decibel definition: a unit used to express the intensity of a sound wave, equal to 20 times the common logarithm of the ratio of the pressure produced by the sound wave to a reference pressure, usually 0.0002 microbar.. See examples of DECIBEL used in a sentence.
a unit for measuring the loudness of sound. (Definition of decibel from the Cambridge Academic Content Dictionary © Cambridge University Press) Examples of decibel. decibel. Oh, and also the guy over at the squat rack, grunting at a decibel level somewhere between train whistle and snowmobile.