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fluoridize

[floo r-i-dahyz, flawr-, flohr-]
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verb (used with object), fluor·i·dized, fluor·i·diz·ing.
  1. to treat, impregnate, or affect with a fluoride.
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Also especially British, fluor·i·dise.

Origin of fluoridize

First recorded in 1935–40; fluoride + -ize
Related formsfluor·i·di·za·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018