Fluoride
Pronunciation: /ˈflʊˌraɪd/
Fluoride (noun)
- A chemical form of fluorine used in small amounts to help prevent tooth decay.
- A substance that can be found in natural water and may affect teeth and bones.
- A salt or compound containing the fluoride ion, used in industry and materials.
Examples
- Fluoride helps protect teeth from decay.
- Brushing with fluoride toothpaste strengthens teeth.