Dictionary

wisdom tooth

noun

: one of four large teeth in the back of your mouth that do not appear until you are an adult

Full Definition of WISDOM TOOTH

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

See wisdom tooth defined for English-language learners

See wisdom tooth defined for kids

from being cut usually in the late teens

First Known Use: 1824

WISDOM TOOTH Defined for Kids

noun

: the last tooth of the full set of teeth on each side of the upper and lower jaws

Medical Dictionary

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

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