Dictionary

ergosterol

noun er·gos·ter·ol \(ˌ)ər-ˈgäs-tə-ˌrl, -ˌrōl\

Definition of ERGOSTEROL

:  a crystalline steroid alcohol C28H44O that occurs especially in yeast, molds, and ergot and is converted by ultraviolet irradiation ultimately into vitamin D2

Origin of ERGOSTEROL

International Scientific Vocabulary
First Known Use: 1906

ergosterol

noun er·gos·ter·ol \(ˌ)ər-ˈgäs-tə-ˌrl, -ˌrōl\   (Medical Dictionary)

Medical Definition of ERGOSTEROL

:  a crystalline steroid alcohol C28H44O that occurs especially in yeast, molds, and ergot and is converted by ultraviolet irradiation ultimately into vitamin D2

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