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stigmasterol

[stig-mas-tuh-rawl, -rohl] /stɪgˈmæs təˌrɔl, -ˌroʊl/
noun, Biochemistry
1.
a crystalline, water-insoluble steroid, C 2 9 H 4 8 O, present in soybeans or calabar beans, used chiefly as a raw material in the manufacture of progesterone.
Origin
1920-1925
1920-25; < Neo-Latin (Physo)stigma (see physostigmine) + sterol
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for stigmasterol

stigmasterol

/stɪɡˈmæstəˌrɒl/
noun
1.
(biochem) a sterol obtained from Calabar beans and soya beans and used in the manufacture of progesterone. Formula: C29H47OH
Word Origin
C20: from New Latin (physo)stigma genus name of the Calabar bean + sterol; see physostigmine
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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