permanent dentition n.
See secondary dentition.
The teeth of the permanent dentition all are present and entire.
But there are some who hold that the teeth are of the permanent dentition.
It has three narrow rows of spines along the back, which do not wholly disappear until the permanent dentition has been acquired.
In the milk dentition there is an additional premolar, not represented by a successor in the permanent dentition.
These features of the deciduous dentition suggest that it is more specialized for a diet of flesh than is the permanent dentition.
P3 and p4 are the teeth of the permanent dentition which ultimately push out the last milk teeth to be lost.
Accordingly, in the permanent dentition, P4 and M1 appear before P3 does, and m1 and m2 make their appearance before p4.
There is a marked difference between the deciduous and permanent dentition.
They are commonly developed in two sets, the milk dentition and permanent dentition.