1. Health

Glossary Definition of Dental Term - Fluoride

From , former About.com Guide

Updated: June 6, 2007

About.com Health's Disease and Condition content is reviewed by our Medical Review Board

Definition: Fluoride is a mineral that helps prevent tooth decay. It occurs naturally in all water sources. Studies show that fluoride reduces cavities in people of all ages and is effective and safe when used correctly. The correct use of fluoride has been said to have dramatically reduced tooth decay over the past few decades.

* Photo of Fluoride at the Dentist

Pronunciation: fluo-ride
Common Misspellings: flouride, floride

©2012 About.com. All rights reserved.

A part of The New York Times Company.

We comply with the HONcode standard
for trustworthy health
information: verify here.