fluoridation

Noun

fluor=i=da=tion

CIDE DICTIONARY

fluoridation, n.

The addition of a fluoride to the water supply (to prevent dental decay). [WordNet 1.5]

fluoridation, n. (also fluoridization) the addition of traces of fluoride to drinking-water in order to prevent or reduce tooth-decay.

For further exploring for "fluoridation" in Webster Dictionary Online

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