wisdom tooth

noun

: the third molar that is the last tooth to erupt on each side of the upper and lower jaws in humans

Examples of wisdom tooth in a Sentence

Recent Examples on the Web

Jenkins also said kids on TennCare often don't get approval to have their wisdom teeth removed. —Beth Warren, Nashville Tennessean, 8 Dec. 2025

Some people just naturally don’t ever grow wisdom teeth, some have wisdom teeth that don’t fit their jaws and need to be removed, and some have big, wide smiles with 32 teeth. —Christina Nicholas, The Conversation, 10 Nov. 2025

After wisdom teeth removal, soft, nutrient-rich foods help ease discomfort and support recovery. —Lindsay Curtis, Health, 25 Oct. 2025

Their incisors fit together tip to tip, and their wisdom teeth were ten times less likely to be impacted than our own. —Burkhard Bilger, New Yorker, 28 July 2025

Word History

Etymology

from being cut usually in the late teens

First Known Use

1824, in the meaning defined above

Rhymes for wisdom tooth

• bluetooth
• forsooth
• sawtooth
• tolbooth
• uncouth
• untruth
• vermouth
• luth
• muth
• sleuth
• sooth
• youth

Kids Definition

wisdom tooth

noun

: the last tooth of the full set of teeth on each side of the upper and lower jaw in a human being

Medical Definition

wisdom tooth

noun

wis·​dom tooth ˈwiz-dəm- 

: the third molar that is the last tooth to erupt on each side of the upper and lower human jaw