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si·tos·ter·ol(sī-tŏs′tə-rôl′, -rōl′, sĭ-)
Any of a group of sterols that occur in high concentrations in certain plants and are used in the synthesis of steroid hormones.
[Greek sītos, food, grain + sterol.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Elements & Compounds) a white powder or waxy white solid extracted from soya beans, consisting of a mixture of isomers of the formula C29H50O with other sterols: used in cosmetics and medicine
[C20: from Greek sitos food, grain + sterol]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
si•tos•ter•ol(saɪˈtɒs təˌrɔl, -ˌrɒl)
any of five steroid alcohols having the formula C22H50O, esp. the beta form: used in organic synthesis.
[1898; < Greek sīto-, comb. form of sîtos grain + sterol]
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