sodium fluoride

noun

1. a colorless, crystalline, water-soluble, poisonous solid, NaF, used chiefly in the fluoridation of water, as an insecticide, and as a rodenticide.

sodium fluoride

1. A colorless, crystalline salt used to fluoridate water and treat tooth decay. It is also used as an insecticide and a disinfectant. Chemical formula: NaF.

Word History and Origins

Origin of sodium fluoride¹

First recorded in 1900–05

Example Sentences

These often contain ingredients such as baking soda, peroxide, sodium fluoride or phosphates, which can damage faucet finishes when they are left in contact with the metal for long periods.

From Washington Post

The main ingredients in Tom’s of Maine Simply White toothpaste, for instance—including sodium fluoride, hydrated silica, sorbitol and sodium lauryl sulfate—are also in some types of Colgate toothpaste.

From Wall Street Journal

The chemicals - sodium fluoride, hydrofluoric acid and ammonium hydrogen fluoride - are classified as "dual use" under European Union law, meaning they can be used for either civil or military purposes.

From Reuters

The government has rejected newspaper claims, made over the weekend, that the UK exported potassium fluoride and sodium fluoride, which could have been used to make nerve agents.

From BBC

In January 2012, we issued licences for sodium fluoride and potassium fluoride.

From BBC