viosterol


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vi·os·ter·ol

 (vī-ŏs′tə-rôl′, -rōl′)
n.
A preparation of vitamin D2 obtained from ultraviolet irradiation of ergosterol, formerly used medicinally.

[(ultra)vio(let) + (ergo)sterol.]

viosterol

(vaɪˈɒstəˌrɒl)
n
(Pharmacology) vitamin D2, a fat soluble vitamin activated by ultraviolet radiation and which prevents rickets
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.viosterol - a fat-soluble vitamin that prevents ricketsviosterol - 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