toothbrush

noun

tooth·​brush ˈtüth-ˌbrəsh 

: a brush for cleaning the teeth

Examples of toothbrush in a Sentence

Recent Examples on the Web

Ion-generating toothbrushes release charged particles to induce a polarity that helps repel plaque, for example. — Mike McRae, New Atlas, 4 Nov. 2026

White, non-gel toothpaste is best, paired with a microfiber cloth or a toothbrush, and always rinsed. — Ashley Chalmers, The Spruce, 30 Oct. 2026

Additionally, using a toothbrush and a little dish detergent can help remove oils and skin flakes. — Bestreviews, Chicago Tribune, 28 Oct. 2026

Hall got up, collected her toothbrush and charger, and slipped out the front door. — Angela Haupt, Time, 27 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