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Definition of toothbrush

toothbrush

/ˈtuːθ.brʌʃ/
tooth · brush
Plural:toothbrushes
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toothbrush Lexical Profile

toothbrush Game Scores & Validity

• noun

1

A small brush with a long handle, typically used in combination with toothpaste to clean the teeth and gums.

Example

"Dentists generally recommend replacing your toothbrush every three to four months or after a severe illness."

• Nearby Words

tool
toolbox
tooth
toothbrush
toothfish
toothpaste
toothpick

Word Origin & Etymology

A compound word formed from 'tooth' + 'brush', first recorded in English in the late 17th century (circa 1690).

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Toothbrush. In Wordmom Dictionary. Retrieved Oct 16, 2026, from https://wordmom.com/dictionary/toothbrush
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