toothbrush

noun

tooth·​brush ˈtüth-ˌbrəsh How to pronounce toothbrush (audio)
: a brush for cleaning the teeth

Examples of toothbrush 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.
And when daily wear and tear was simulated – through continuous electric-toothbrush abrasion equivalent to about a year of brushing, as well as chewing and grinding – the teeth actually had superior resistance to wear, fracture and acid attack compared with natural enamel. New Atlas, 5 Nov. 2025 Toiletries Similar to bulk pantry goods, clear bins are ideal for storing excess toiletries, like extra bars of soap, razors, or toothbrushes. Mary Cornetta, Better Homes & Gardens, 2 Nov. 2025 Use an old toothbrush to scrub the area, then rinse with clean water and dry the area completely with a clean towel. Karen Brewer Grossman, Southern Living, 31 Oct. 2025 This number one-selling electric toothbrush is equipped with four cleansing modes to whiten and brighten your teeth over time, plus eight replacement heads for convenience. Clara McMahon, PEOPLE, 21 Oct. 2025 See All Example Sentences for toothbrush

Word History

First Known Use

1690, in the meaning defined above

Time Traveler
The first known use of toothbrush was in 1690

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Cite this Entry

“Toothbrush.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/toothbrush. Accessed 13 Nov. 2025.

Kids Definition

toothbrush

noun
tooth·​brush ˈtüth-ˌbrəsh How to pronounce toothbrush (audio)
: a brush for cleaning the teeth

Medical Definition

toothbrush

noun
tooth·​brush -ˌbrəsh How to pronounce toothbrush (audio)
: a brush for cleaning the teeth

More from Merriam-Webster on toothbrush

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