sound attenuation

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sound attenuation [′sau̇nd ə‚ten·yə‚wā·shən]

(acoustics)

Diminution of the intensity of sound energy propagating in a medium; caused by absorption, spreading, and scattering.

sound attenuation

The reduction in the intensity or in the sound pressure level of sound which is transmitted from one point to another. Also see sound insulation.

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