calciferol (redirected from calciferol-25-hydroxylase)

cal·cif·er·ol  (kl-sf-rôl, -rl)

n.

See vitamin D.

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[calcifer(ous) + -ol.]

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calciferol [kælˈsɪfərɒl]

n

(Life Sciences & Allied Applications / Biochemistry) a fat-soluble steroid, found esp in fish-liver oils, produced by the action of ultraviolet radiation on ergosterol. It increases the absorption of calcium from the intestine and is used in the treatment of rickets. Formula: C₂₈H₄₃OH Also called vitamin D₂

[from calcif(erous + ergost)erol]

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calciferol  (kl-sf-rôl, -rl)

Any of several sterols that are forms of vitamin D, especially ergocalciferol (vitamin D₂) and cholecalciferol (vitamin D₃). See more at vitamin D.

Thesaurus

Noun

1.

calciferol - a fat-soluble vitamin that prevents rickets cholecalciferol, D, ergocalciferol, viosterol, vitamin D ergosterol - a plant sterol that is converted into vitamin D by ultraviolet radiation fat-soluble vitamin - any vitamin that is soluble in fats