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.
The company’s mission is to make oral hygiene devices, such as electric toothbrushes and water flossers, more accessible to the public. Bestreviews, Mercury News, 16 Apr. 2026 Then, scrub the base with a soft scrub brush (like a toothbrush) or cloth to remove any remaining residue. Terri Williams, Architectural Digest, 16 Apr. 2026 Use a soft brush — or even a toothbrush for tight crevices — and go gentle to avoid fraying the material. Lauren Jarvis-Gibson, Fort Worth Star-Telegram, 15 Apr. 2026 Use a soft brush — or even a toothbrush for tight crevices — and avoid scrubbing too aggressively, which can cause fraying. Lauren Jarvis-Gibson, Charlotte Observer, 15 Apr. 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 20 Apr. 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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