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.
The electrodes were constructed by casting a slurry onto aluminum foil using binders such as polyvinylidene fluoride, sodium carboxymethyl cellulose, and styrene-butadiene rubber, along with conductive carbon additives. Aman Tripathi, Interesting Engineering, 9 May 2026 In the sketch, Sherman wore oversized fake teeth and mocked Wood’s Manchester accent in a line about removing fluoride from water and eating monkeys. Larisha Paul, Rolling Stone, 29 Apr. 2026 But the joke was about fluoride. Brendan Morrow, USA Today, 29 Apr. 2026 If the shortage continues, however, more may be forced to cut back on fluoride or to stop adding it to the water. Pien Huang, NPR, 15 Apr. 2026 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 15 May. 2026.

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

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