A decibel (db) is a unit for expressing the ratio between two amounts of electric or acoustic power or for measuring the relative loudness of sounds. 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 decibel (db) is a unit that expresses the ratio of two values of a physical quantity, often power or intensity The decibel, db utilises a logarithmic scale based to compare two quantities It is a convenient way of comparing two physical quantities like electrical power, intensity, or even current, or voltage
The decibel uses the base ten logarithms, i.e Those commonly used within mathematics. The unit for measuring the relative intensities of sound is called a decibel Because the decibel scale is logarithmic, a sound with an intensity that is twice that of a reference sound corresponds to an increase of little more than 3 decibels. A decibel (db) is a unit used to measure the intensity or power level of sound or signal It represents the logarithmic ratio between the measured value and a reference value, typically the threshold of human hearing.
See examples of decibel used in a sentence. Definition of decibel noun from the oxford advanced learner's dictionary A unit for measuring how loud a sound is Noise from the disco reached 110 decibels Gary’s voice rose several decibels as he finally lost patience with them Questions about grammar and vocabulary?
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