toothbrush

noun

tooth·​brush ˈtüth-ˌbrəsh 

: a brush for cleaning the teeth

Examples of toothbrush in a Sentence

Recent Examples on the Web

The technology is still early, and there isn’t enough independent evidence yet to say a camera toothbrush cleans better than a good manual or electric brush used with proper brushing technique. — Ryan Brennan, Charlotte Observer, 7 Oct. 2026

For a toothbrush that costs more than most people’s monthly car insurance, that’s a meaningful endorsement. — Ryan Brennan, Sacbee.com, 6 Oct. 2026

Stewart has introduced a Panthers toothbrush into his routine. — Ryan Canfield Outkick, FOXNews.com, 3 Oct. 2026

Then again, maybe that was more so the doing of the toothbrush stunt? — Tom Smyth, Vulture, 1 Oct. 2026

Word History

First Known Use

1690, in the meaning defined above

Kids Definition

toothbrush

noun

tooth·​brush ˈtüth-ˌbrəsh 

: a brush for cleaning the teeth

Medical Definition

toothbrush

noun

tooth·​brush -ˌbrəsh 

: a brush for cleaning the teeth