fluor·i·da·tion

[floor-i-dey-shuhn, flawr-, flohr-]
noun
the addition of fluorides to the public water supply to reduce the incidence of tooth decay.

Origin:
1900–05; fluoride + -ation

an·ti·fluor·i·da·tion, noun, adjective
de·fluor·i·da·tion, noun

fluorescent, fluoridation, fluoride.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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Collins
World English Dictionary
fluoridation (ˌflʊərɪˈdeɪʃən) [Click for IPA pronunciation guide]
 
n
the addition of about one part per million of fluorides to the public water supply as a protection against tooth decay

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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00:10
Fluoridation is always a great word to know.
So is lollapalooza. Does it mean:
an extraordinary or unusual thing, person, or event; an exceptional example or instance.
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
American Heritage
Medical Dictionary

fluoridation fluor·i·da·tion (fl&oobreve;r'ĭ-dā'shən, flôr'-)
n.
The addition of a fluorine compound to drinking water for the purpose of reducing tooth decay.


fluor'i·date' v.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Example sentences
Some water needs no additional fluoridation to be effective against tooth decay.
Community water fluoridation provides protection against tooth decay in populations with limited access to prevention services.
The following are some commonly asked questions about fluoridation and its uses.
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