释义 |
cholesterol Chem.|kəˈlɛstərɒl| [f. cholesterin + -ol.] A steroid alcohol, C27H45OH, that occurs esp. in animal cells and body fluids. Formerly called cholesterin.
1894Jrnl. Chem. Soc. LXVI. i. 486 A great number of analytical results obtained by the authors with cholesterol and its derivatives, seem to show that the composition of cholesterol is expressed by the formula C27H44O. 1939Thorpe's Dict. Appl. Chem. III. 88/2 In the tissues of animals, with the exception of certain invertebrates, cholesterol is present and appears to be synthesised in vivo. 1955Sci. News Let. 1 Oct. 214/1 A diet free of cholesterol, the chemical that plays a large part in hardening of the arteries, leads to the formation of gallstones in experimental animals. |