Fluoride

/ˈflʊəraɪd/

Meaning & Definition

noun
A chemical compound that contains the fluoride ion (F−) or any of its derivatives.
Many toothpaste brands include fluoride to help prevent cavities.
A mineral that contains fluoride, often used in dental applications.
The dentist recommended a fluoride treatment to strengthen my teeth.
The ion of fluorine, often found in water and used in dental care.
Excessive fluoride in drinking water can lead to dental fluorosis.

Etymology

Derived from 'fluorine' and the suffix '-ide', indicating a chemical species.

Common Phrases and Expressions

fluoride treatment:
A dental procedure involving the application of fluoride to prevent cavities.
sodium fluoride:
A specific fluoride compound often used in dental products.
fluoride varnish:
A sticky liquid containing fluoride used to coat teeth.

Related Words

Slang Meanings

Fluoride is sometimes jokingly referred to in conspiracy theories as a means of control.
Some say fluoride in water is a government conspiracy.