dentinen. 牙質牙[本]質學術名詞齒質:比較解剖學、動物學、魚類、海洋地質學牙質:魚類、海洋地質學牙本質:醫學牙盾:地質學齒盾:地質學英文釋義a calcareous material harder and denser than bone that comprises the bulk of a toothbone (calcified tissue) surrounding the pulp cavity of a tooth