cholecalciferol
/ˌkəʊlɪkælˈsɪfərɒl/noun
mass noun
- Biochemistry one of the D vitamins, a sterol which is formed by the action of sunlight on dehydrocholesterol in the skin. Deficiency of this vitamin affects calcium levels, causing rickets in children and osteomalacia in adults.【生化】胆钙化(甾)醇。亦称vitamin D3.