any of a series of volatile hydroxyl compounds that are made from hydrocarbons by distillation

any of several fat-soluble organic compounds having as a basis 17 carbon atoms in four rings; many have important physiological effects

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

a plant sterol that is converted into vitamin D by ultraviolet radiation

a sterol occuring in plants.

a kind of sterol found in fungi.

an animal sterol, found in animal tissue.