any of the 32 adult teeth that replace the 20 milk teeth.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use permanent tooth in a sentence
This ridge is absent or at most faintly indicated in the permanent tooth.American Weasels | E. Raymond Hall
When the child is six years old the first permanent tooth appears just back of the last of the milk teeth.The Mother and Her Child | William S. Sadler
In the molars, the final pattern is acquired, therefore, before the deciduous premolar has been replaced by the permanent tooth.Evolution and Classification of the Pocket Gophers of the Subfamily Geomyinae | Robert J. Russell