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Word of the Day Tuesday, June 9, 2026

fluoride

/ˈflʊəraɪd/ noun · British & US
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What does fluoride mean?

noun

A compound of fluorine, used in the manufacture of fluorides, fluorosilicates, and other compounds, and in the treatment of dental caries and osteoporosis.

Example

"The dentist recommended a fluoride toothpaste to prevent tooth decay."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for fluoride

Rhymes with fluoride

Etymologically related