cholecalciferol

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cho·le·cal·cif·er·ol

 (kō′lĭ-kăl-sĭf′ə-rôl′, -rōl′)

cholecalciferol

(ˌkəʊlɪkælˈsɪfəˌrɒl)
n
(Biochemistry) a compound occurring naturally in fish-liver oils, used to treat rickets. Formula: C27H44O. Also: vitamin D3 See also calciferol

vitamin D


n.
any of the several fat-soluble, antirachitic vitamins D1, D2, D3, occurring in milk and fish-liver oils, esp. cod and halibut: essential for the formation of normal bones and teeth.
[1920–25]

vitamin D1


n.
a form of vitamin D obtained by ultraviolet irradiation of ergosterol.
[1930–35]

vitamin D2


n.
[1930–35]

vitamin D3


n.
a form of vitamin D, C27H43OH, occurring in fish-liver oils, that differs from vitamin D2 by slight structural differences in the molecule. Also called cholecalciferol.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cholecalciferol - a fat-soluble vitamin that prevents ricketscholecalciferol - a fat-soluble vitamin that prevents rickets
ergosterol - a plant sterol that is converted into vitamin D by ultraviolet radiation
fat-soluble vitamin - any vitamin that is soluble in fats
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