How to Use fluoride in a Sentence

fluoride

noun
  • That fluoride needs time to sit on your teeth and do its thing.
    — Drew Schwartz, SELF, 10 Feb. 2023
  • But the joke was about fluoride.
    — Brendan Morrow, USA Today, 29 Apr. 2026
  • The fluoride bill failed, but the ivermectin bill passed.
    — Rosemary Westwood, NPR, 25 Nov. 2025
  • Brush your teeth twice a day, use toothpaste with fluoride, and floss at least once a day.
    — Garrett Munce, Men's Health, 22 Aug. 2022
  • Was Mary Jo about to paint fluoride on my teeth?
    — Dana Goodyear, New Yorker, 22 Sep. 2025
  • In large amounts, fluoride can be toxic.
    — Mark Gurarie, Health, 26 Dec. 2025
  • And then, brush the teeth and gums with a rice-grain-sized amount of fluoride toothpaste twice a day.
    — Marisa Lascala, Good Housekeeping, 9 Aug. 2019
  • But note that this method will not remove fluoride or dissolved salts.
    — Samantha Johnson, Martha Stewart, 6 Feb. 2026
  • The news comes as some states have banned fluoride in public drinking water.
    — Youri Benadjaoud, ABC News, 14 Apr. 2026
  • Does fluoride cause cancer, IQ loss and more?
    — John C. Moritz, Austin American Statesman, 8 Jan. 2026
  • Utah could be the first state to ban using fluoride in drinking water if it gets signed into law.
    — David Faris, Newsweek, 27 Feb. 2025
  • Is brushing my teeth a good substitute if there’s no fluoride added to tap water?
    — Douglas Hanks, Miami Herald, 3 Apr. 2025
  • Less than 1% of people drink water with levels of fluoride that high.
    — Claire Bugos, Verywell Health, 16 Sep. 2024
  • The element, fluorine, can be found in our bones and teeth as fluoride.
    — Ashley Strickland, CNN, 4 Nov. 2021
  • Brushing with fluoride toothpaste can help with the external care of your teeth.
    — Celeste Polanco, Essence, 1 Sep. 2021
  • Utah became the first state to ban fluoride in public water supply.
    — Jonathan Easley, The Hill, 28 Mar. 2025
  • Small amounts of fluoride in water helps prevent tooth decay, the release states.
    — Kolbie Peterson, The Salt Lake Tribune, 15 Sep. 2022
  • The collected water is a free source of water that is free of chlorine and fluoride.
    — Carol Kovach, cleveland, 11 Aug. 2020
  • Utah has become the first state to ban fluoride from being added to public water systems.
    — Kerry Breen, CBS News, 28 Mar. 2025
  • Hello also offers up fluoride and whitening toothpaste to help your mouth stay minty all day long.
    — Max Berlinger, GQ, 12 Jan. 2018
  • For instance, a fluoride-free toothpaste might leave you — or your kids — with a mouthful of cavities.
    — Anna Funk, Discover Magazine, 12 Sep. 2019
  • Like vaccines, fluoride has come under attack in recent years.
    — Erika Edwards, NBC news, 19 Mar. 2026
  • Another section is still run by DuPont to make polyvinyl fluoride resins.
    — Ken Otterbourg, Fortune, 24 May 2018
  • In some places, the water is naturally high in fluoride because there happens to be a lot of it in the soil and bedrock.
    — Karen Kaplan, Los Angeles Times, 6 Jan. 2025
  • With uranium fluoride mixed in, the molten salt itself could function as fuel.
    — Colin Jones, New Yorker, 18 Dec. 2025
  • 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
  • Use of fluoride has been linked to some potential health concerns but studies have not been conclusive about any risks.
    — Travis Andersen, BostonGlobe.com, 24 Feb. 2023
  • Tap water has all kinds of things in it that can affect your skin, such as fluoride, calcium, and magnesium.
    — Dr. Leslie Baumann, miamiherald, 3 July 2018
  • The design is based on the lab’s finding that thorium dissolves in hot liquid fluoride salts.
    — Richard Martin, WIRED, 21 Dec. 2009
  • If successful, this could mark the biggest leap in dental care since the advent of fluoride toothpaste.
    — Neetika Walter, Interesting Engineering, 5 Nov. 2025

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'fluoride.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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