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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The exhibit features more than 25 marine creatures, each one constructed from bottles, flip-flops, toys, toothbrushes and other debris collected through beach clean-ups. Michael James Rocha, San Diego Union-Tribune, 7 June 2026 Simply apply the citric acid paste to the knobs, use a toothbrush to scrub them clean, then wipe off the paste. Maria Sabella, The Spruce, 3 June 2026 Make sure all surfaces are free of stray hair products, makeup, toothbrushes, and the like. Mary Catherine McAnnally Scott, Southern Living, 3 June 2026 Tucked away in a leather box are all types of toiletries, from toothbrushes with eco-friendly sachets of toothpaste and razors. Condé Nast, Condé Nast Traveler, 2 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 9 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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