sone
a unit of perceived loudness equal to the loudness of a 1000-hertz tone at 40 dB above threshold.

sone
sonnet.

sone
a unit of perceived loudness equal to the loudness of a 1000-hertz tone at 40 dB above threshold.

sone
A unit of loudness.

sone
The unit of loudness.

sone
A unit used to express subjective loudness; doubling the number of sones should describe a sound twice as loud.