WordReference Random House Unabridged Dictionary of American English © 2026
la•nos•ter•ol
(lə nos′tə rôl′, -rol′),USA pronunciation n. [Biochem.]
- Biochemistrya sterol, C30H50O, formed from squalene epoxide, that is a precursor in the biosynthesis of cholesterol and is a component of lanolin.
- lano(lin) + sterol 1925–30