[ floo r-i-dahyz, flawr-, flohr- ]
/ ˈflʊər ɪˌdaɪz, ˈflɔr-, ˈfloʊr- /

verb (used with object), fluor·i·dized, fluor·i·diz·ing.

to treat, impregnate, or affect with a fluoride.
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. 2019

Medicine definitions for fluoridization


[ flur′ĭ-dĭ-zāshən, flôr′- ]


The therapeutic use of fluorides to reduce the incidence of dental decay, as by topical application of fluoride agents to the teeth.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.