Meaning of sterol

ste•rol

Pronunciation: (stēr'ôl, -ol, ster'-), [key]
— n. Biochem.
  1. any of a group of solid, mostly unsaturated, polycyclic alcohols, as cholesterol and ergosterol, derived from plants or animals.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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