- a colorless, crystalline, water-soluble, poisonous solid, NaF, used chiefly in the fluoridation of water, as an insecticide, and as a rodenticide.
Origin of sodium fluoride
First recorded in 1900–05
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- A colorless crystalline salt used in fluoridation of water, in treatment of tooth decay, and as an insecticide and a disinfectant.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- 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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.