Dictionary

calciferol

noun cal·cif·er·ol \kal-ˈsi-fə-ˌrl, -ˌrōl\

Definition of CALCIFEROL

:  an alcohol C28H43OH usually prepared by irradiation of ergosterol and used as a dietary supplement in nutrition and medicinally in the control of rickets and related disorders —called also vitamin D2

Origin of CALCIFEROL

calciferous + ergosterol
First Known Use: 1931

calciferol

noun cal·cif·er·ol \kal-ˈsif-ə-ˌrl, -ˌrōl\   (Medical Dictionary)

Medical Definition of CALCIFEROL

:  an alcohol C28H43OH usually prepared by irradiation of ergosterol and used as a dietary supplement in nutrition and medicinally especially in the control of rickets—called also ergocalciferol, viosterol, vitamin D, vitamin D2; see drisdol

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