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Meaning of sone

sone

Pronunciation: (sōn), [key]
— n.
  1. 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.
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