1. cholesterol

noun. ['kəˈlɛstɝˌɔl, kəˈlɛstɝəl'] an animal sterol that is normally synthesized by the liver; the most abundant steroid in animal tissues.

Rhymes with Hdl Cholesterol

2. HDL

noun. a lipoprotein that transports cholesterol in the blood; composed of a high proportion of protein and relatively little cholesterol; high levels are thought to be associated with decreased risk of coronary heart disease and atherosclerosis.