MeSH definition : Malocclusion in which the mandible and maxilla are anteroposteriorly normal as reflected
by the relationship of the first permanent molar (i.e., in neutroclusion), but in
which individual teeth are abnormally related to each other.;
MeSH synonym : angle class i; class i, angle;
MeSH annotation : Angle refers to Edward Hartley Angle, Amer orthodontist;
Malocclusion in which the mandible and maxilla are anteroposteriorly normal as reflected
by the relationship of the first permanent molar (i.e., in neutroclusion), but in
which individual teeth are abnormally related to each other.