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Thirteen

/ˌθɜːˈtiːn◂/

A number greater than twelve and less than fourteen; it's an integer.

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Thirteen is my lucky number.'Three times a week between seven and thirteen,' added Bernard.He was so keen, so alert for a boy of thirteen.

Derived from the Old English þrēotīene, a combination of þrēo (three) and tīene (teen).

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