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
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Consider the basics too, like toothbrushes and hair dryers. Betsy Cribb Watson, Southern Living, 14 June 2026 The toothbrushes are made of bamboo, and completely recyclable. Christopher Elliott, Forbes.com, 13 June 2026 If the color doesn't bleed, swap your Q-tip for a toothbrush and scrub any stained or sweaty spots. Kate Van Pelt, The Spruce, 12 June 2026 Among his favorites were electric razors and electric toothbrushes. Jean Paul Laurent, Time, 11 June 2026 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 18 Jun. 2026.

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

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