7-dehydrocholesterol

noun

7-de·​hy·​dro·​cho·​les·​ter·​ol ˈsev-ən-(ˌ)dē-ˌhī-drō-kə-ˈles-tə-ˌrōl How to pronounce 7-dehydrocholesterol (audio) -ˌrȯl How to pronounce 7-dehydrocholesterol (audio)
: a crystalline steroid alcohol C27H43OH that occurs (as in the skin) chiefly in higher animals and humans and that yields vitamin D3 on irradiation with ultraviolet light

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Cite this Entry

“7-dehydrocholesterol.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/7-dehydrocholesterol. Accessed 29 Mar. 2024.

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