Skip to Content


Pronunciation: son

Definition: A unit of loudness; a pure tone of 1000 Hz at 40 dB above the normal threshold of audibility has a loudness of 1 sone.

[L. sonus, sound]

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.