cholecalciferol

noun
cho·​le·​cal·​cif·​er·​ol | \ ˌkō-lə-(ˌ)kal-ˈsi-fə-ˌrȯl How to pronounce cholecalciferol (audio) , -ˌrōl\

Definition of cholecalciferol

: a sterol C27H43OH that is a natural form of vitamin D found especially in fish, egg yolks, and fish-liver oils and is formed in the skin on exposure to sunlight or ultraviolet rays

called also vitamin D3

First Known Use of cholecalciferol

1955, in the meaning defined above

History and Etymology for cholecalciferol

International Scientific Vocabulary

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More Definitions for cholecalciferol

cholecalciferol

noun
cho·​le·​cal·​cif·​er·​ol | \ ˌkō-lə-(ˌ)kal-ˈsif-ə-ˌrȯl, -ˌrōl How to pronounce cholecalciferol (audio) \

Medical Definition of cholecalciferol

: a sterol C27H43OH that is a natural form of vitamin D found especially in fish, egg yolks, and fish-liver oils and is formed in the skin on exposure to sunlight or ultraviolet rays

called also vitamin D, vitamin D3