concretionn.

英 kən'kriːʃ(ə)n | 美 kən'kriʃən

中文n. 结石；凝固；凝固物

词根词源

concretion (n.)by 1670s, from French concrétion, from Latin concretionem (nominative concretio), from concretus (see concrete).

关键词

concretion