Definition of Fluoridisation

Noun: fluoridisation  ,flo-ru-du'zey-shun or ,flûr-i-du'zey-shun [N. Amer], ,flo-ri-dI'zey-shun or ,flûr-i-dI'zey-shun [Brit]
Usage: Brit (N. Amer: fluoridization)

1. The addition of a fluoride to the water supply (to prevent dental decay)
   - fluoridation, fluoridization

See also:
fluorides
fluoridise