fluoride

Etymology

fluor(ine) + -ide

noun

  1. (chemistry) Any salt of hydrofluoric acid; for example, potassium fluoride.
    However, too much fluoride produces a mottling effect on teeth. Large doses of fluoride are actually toxic. 2000, Lawrie Ryan, Advanced Chemistry for You, Cheltenham: Nelson Thornes, page 54
  2. (chemistry) A binary compound of fluorine and another element or radical.

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