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

The use of ammonium fluoride (or sodium fluoride) and a mineral acid is more convenient.

From Project Gutenberg

In it are dissolved varying quantities of metallic and non-metallic fluorides, such as boron trifluoride, sodium fluoride, etc.

From Project Gutenberg

Examination of his stomach contents showed a lethal quantity of sodium fluoride.

From Project Gutenberg

A chloro-fluoride, PbClF, is obtained by adding sodium fluoride to a solution of lead chloride.

From Project Gutenberg

Sodium fluoride also possesses the advantage of not attracting moisture.

From Project Gutenberg