Definition of sone in English:


Line breaks: sone
Pronunciation: /səʊn


A unit of subjective loudness, equal to 40 phons.
More example sentences
  • Technically, one sone equals a 1-khz tone at 40 dB SPL (Sound Pressure Level).
  • At the quieter end of the spectrum, you'll find ones rated at a much quieter 2.5 sones, and the price goes up to about $100.


1930s: from Latin sonus 'a sound'.

Definition of sone in: