Skip to Content


Pronunciation: pum'is

Definition: Volcanic cinders ground to particles of varying sizes; used in dentistry for polishing restorations or teeth; an abrasive.

[L. pumex (pumic-), a pumice stone]

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.