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sitosterol

[sahy-tos-tuh-rawl, -rol]
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noun Chemistry.
  1. any of five steroid alcohols having the formula C22H50O, especially the beta form, obtained from various plant sources: used in organic synthesis.
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Origin of sitosterol

First recorded in 1915–20; sito- + sterol
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for sitosterol

sitosterol

noun
  1. 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
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Word Origin

C20: from Greek sitos food, grain + sterol
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
sitosterol in Medicine

sitosterol

(sī-tŏs′tə-rôl′, -rōl′, sĭ-)
n.
  1. 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.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.