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Showing results for fluoridate. Search instead for defluoridated.

fluoridate

American  
[floor-i-dayt, flawr-, flohr-] / ˈflʊər ɪˌdeɪt, ˈflɔr-, ˈfloʊr- /

verb (used with object)

fluoridated, fluoridating
  1. to introduce a fluoride into.

    to fluoridate drinking water.


fluoridate British  
/ ˈflʊərɪˌdeɪt /

verb

  1. to subject (water) to fluoridation

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

fluoridate Scientific  
/ flr′ĭ-dāt′ /
  1. To add fluorine or a fluoride to something, especially to drinking water in order to prevent tooth decay.


Other Word Forms


Etymology

Origin of fluoridate

First recorded in 1945–50; back formation from fluoridation


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

State and local authorities decide for themselves whether to fluoridate the water supply.

From Los Angeles Times ● Jan. 6, 2025

He learned he was wrong, he started a local campaign to fluoridate the water, which proved successful.

From Seattle Times ● Nov. 30, 2022

Nashua, with 87,000 residents, is the largest city in the state that doesn’t fluoridate its public water system.

From Washington Times ● Oct. 12, 2015

In 2013, citizens in Portland, Ore., one of only a few major American cities that don’t fluoridate, blocked a plan by local officials to do so.

From Washington Post ● Feb. 12, 2015

“The fact that we collected so many signatures shows the citizens of Portland were really upset that they were going to fluoridate without a public vote,” says Kellie Barnes, spokeswoman for Clean Water Portland.

From Slate ● May 17, 2013

The program was so successful in improving dental health that by 1960, almost one-quarter of Americans were drinking from taps with fluoridated water.

From The Wall Street Journal ● Apr. 22, 2026

Northumbrian Water has been supplying artificially fluoridated water since the late 1960s to Chester-le-Street, Consett, and Stanley in County Durham, Alnwick, Hexham and Cramlington in Northumberland and parts of North Tyneside, Newcastle and Gateshead.

From BBC ● Mar. 7, 2025

All the research on whether fluoride in water is associated with IQ is observational, because you can’t really randomize people to drink fluoridated water, at least over any kind of span of time.

From Slate ● Jan. 16, 2025

"Pregnant women and those who prepare milk substitute for babies should therefore avoid fluoridated drinking water and waters with high 'natural' fluoride content, including some types or bottled water," Grandjean said.

From Salon ● Aug. 27, 2024

You can smell the sprinkler mist through the open window—mildly chlorinated, heavily fluoridated.

From "Challenger Deep" by Neal Shusterman

Prof Anne-Marie Glenny, also from the University of Manchester, said the widespread availability of fluoride toothpaste made the impact of fluoridating water less significant.

From BBC ● Mar. 7, 2025

While fluoridating municipal water is voluntary, towns that do must maintain levels within the state’s recommendations and submit monthly reports to the state Health Department, according to state officials.

From Seattle Times ● Oct. 20, 2022

Seymour, whose young daughter drinks city water, would “honestly be more concerned if there was a decision to stop fluoridating our water,” she said.

From Washington Post ● Aug. 19, 2019

The movement to stop fluoridating water has gained traction, in large part, because the government has recently cautioned the public about excessive fluoride.

From New York Times ● Oct. 13, 2011

Dr. Barber's statistics came from a study conducted in Evanston, Ill., after ten years of fluoridating its water.

From Time Magazine Archive

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