1. A white crystalline substance, C27H45OH, found in animal tissues and various foods, that is normally synthesized by the liver and is important as a constituent of cell membranes and a precursor to steroid hormones. its level in the bloodstream can influence the pathogenesis of certain conditions, such as the development of atherosclerotic plaque and coronary artery disease.

1. A sterol lipid synthesized by the liver and transported in the bloodstream to the membranes of all animal cells; it plays a central role in many biochemical processes and, as a lipoprotein that coats the walls of blood vessels, is associated with cardiovascular disease.

1. same as cholesterin. the termination -ol is used to indicate that chemically the substance belongs to the class of alcohols.

1. an animal sterol that is normally synthesized by the liver; the most abundant steroid in animal tissues