overbite

名词 overbite:

1. (dentistry) malocclusion in which the upper teeth extend abnormally far over the lower teeth

o.ver.bite

n.（名词）
A malocclusion of the teeth in which the front upper incisor and canine teeth project over the lower.
（牙齿）覆咬合：牙齿的咬合不正，其中上前切牙和犬齿突出盖在下牙上