Medical Dictionary

cholecalciferol


cholecalciferol

noun cho·le·cal·cif·er·ol
\ˌkō-lə-(ˌ)kal-ˈsif-ə-ˌrl, -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 D, vitamin D3
March 02, 2015
chatoyant Hear it
Having a changeable luster or color
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears