fluoride

noun

often attributive
1
: a compound of fluorine
2
: the monovalent anion of fluorine

Examples of fluoride in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
That analysis noted that animal studies suggested that ingesting fluoride affected the microbiome but that none of the studies examined fluoride and the human microbiome. Erika Edwards, NBC news, 24 July 2025 In effect, this will make Florida the second state after Utah to ban fluoride from public drinking water. Hugh Cameron, MSNBC Newsweek, 30 June 2025 Another issue that Secretary Kennedy has championed over his career, this perceived – this perception that there's a link between fluoride in water and some neurotoxic effects of that. CBS News, 29 June 2025 Florida just created a law to ban fluoride in water. Shakira Henderson, Sun Sentinel, 18 May 2025 See All Example Sentences for fluoride

Word History

First Known Use

1826, in the meaning defined at sense 1

Time Traveler
The first known use of fluoride was in 1826

Browse Nearby Words

Cite this Entry

“Fluoride.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fluoride. Accessed 4 Aug. 2025.

Kids Definition

fluoride

noun
flu·​o·​ride
ˈflu̇(-ə)r-ˌīd
: a compound of fluorine with another element or chemical group

Medical Definition

fluoride

noun
flu·​o·​ride ˈflu̇(-ə)r-ˌīd How to pronounce fluoride (audio)
1
: a compound of fluorine with a more electropositive element or radical
2
: the monovalent anion of fluorine
fluoride adjective

More from Merriam-Webster on fluoride

Last Updated: - Updated example sentences
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