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Word of the Day Tuesday, June 9, 2026

tooth

/tuːθ/ noun · British & US
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What does tooth mean?

noun

A hard, calcified structure in the jaw of most vertebrates, used for biting and chewing food. A tooth is composed of a hard outer layer called enamel, a layer of dentin beneath the enamel, and a pulp cavity containing nerves and blood vessels.

Example

"The dentist examined the patient's tooth to determine the cause of the pain."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for tooth

Rhymes with tooth

Etymologically related