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Feb 12, 2012
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sone



Pronunciation: (sōn), [key]
—n.
a unit for measuring the loudness of sound, equal to the loudness of a sound that, in the judgment of a group of listeners, is equal to that of a 1000-cycle-per-second reference sound having an intensity of 40 decibels.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

Sondrasong
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