- any of five steroid alcohols having the formula C22H50O, especially the beta form, obtained from various plant sources: used in organic synthesis.
Origin of sitosterol
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a white powder or waxy white solid extracted from soya beans, consisting of a mixture of isomers of the formula C 29 H 50 O with other sterols: used in cosmetics and medicine
C20: from Greek sitos food, grain + sterol
sitosterol(sī-tŏs′tə-rôl′, -rōl′, sĭ-)
- Any of a group of sterols that occur in high concentrations in certain plants, such as yams, and are used in the synthesis of steroid hormones.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.