conchiolin
/ˈkɒŋtʃɪəʊlɪn/noun
mass noun
- Zoology a tough, insoluble protein secreted by molluscs, forming the organic matrix of the shell within which calcium carbonate is deposited【动】贝壳素, 贝壳硬蛋白, 壳基质。
词源
late 19th cent.: from Latin concha 'shell'+the diminutive suffix -iola+-IN1.