microdontism是什么意思

n.[医]小牙

1. Microdontism is a condition where a person has abnormally small teeth.
(微小牙齿症是指一个人牙齿异常细小的情况。)

2. The dentist diagnosed him with microdontism, explaining the reason for his crowded smile.
(牙医给他下了微小牙齿症的诊断，解释了他拥挤的笑容的原因。)

过小的牙齿或牙齿的异常细小。