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mouthwash
noun
mouth·wash
ˈmau̇th-ˌwȯsh
-ˌwäsh
: a usually antiseptic liquid preparation for cleaning the mouth and teeth or freshening the breath
Examples of mouthwash in a Sentence
Recent Examples on the Web
In that case, using whitening toothpaste (like the Boka Teeth Whitening n-Ha Toothpaste or Marvis Whitening Toothpaste), mouthwash, and over-the-counter teeth whitening devices can help fight against your habit at home.
—India Espy-Jones, Essence, 15 May 2024
In nearly all commercial products, from at-home strips to mouthwashes, the key ingredient is hydrogen peroxide, which is generally safe but should be used with a few caveats.
—San Diego Union-Tribune, 14 May 2024
Meanwhile, his mother (Rebecca Ferguson) glugs down a liquid that has the crystalline aqua-blue of a commercial mouthwash or dental rinse.
—Tom Gliatto, Peoplemag, 29 Feb. 2024
After the journalist introduced himself, Dunkley rambled on about mouthwash.
—Omari Daniels, Washington Post, 21 Nov. 2023
The antibacterial agents in some mouthwash products may help.
—Maggie O'Neill, Verywell Health, 7 Mar. 2024
Just as opulent are the creamy toothpaste and the alcohol-free mouthwash, both of which contain 24-karat gold particles.
—Bryan Hood, Robb Report, 29 Feb. 2024
Whitening strips and gels are more likely to have these active ingredients compared to toothpaste and mouthwash.
—USA TODAY, 28 Jan. 2024
The bathroom sinks are always wet and filled with mouthwash or water.
—Dalton Ross, EW.com, 6 Oct. 2023
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'mouthwash.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
First Known Use
1840, in the meaning defined above
Dictionary Entries Near mouthwash
Cite this Entry
“Mouthwash.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mouthwash. Accessed 23 May. 2024.
Kids Definition
mouthwash
noun
mouth·wash
ˈmau̇th-ˌwȯsh
-ˌwäsh
: a liquid that usually kills germs and is used to clean the mouth and teeth and freshen the breath
Medical Definition
mouthwash
noun
mouth·wash
ˈmau̇th-ˌwȯsh, -ˌwäsh
: a liquid preparation (as an antiseptic solution) for cleansing the mouth and teeth
called also collutorium
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