a tooth for cutting or gnawing; located in the front of the mouth in both jaws
incisor详细解释
in.ci.sor
n.Abbr. i.(名词)缩写 i. A tooth adapted for cutting or gnawing, located at the front of the mouth along the apex of the dental arch. 门牙:用于切或撕咬的牙齿,位于口前部沿着齿弓顶端