sitosterol
noun
si·tos·ter·ol sī-ˈtä-stə-ˌrȯl 
sə-,
-ˌrōl
: any of several sterols that are widespread especially in plant products (such as wheat germ or soybean oil) and are used as starting materials for the synthesis of steroid hormones
Example Sentences
Recent Examples on the Web Treatment lowered the girl’s sitosterol levels and helped her gain weight. 
Mark Johnson, USA Today, 29 Nov. 2019
Mark Johnson, USA Today, 29 Nov. 2019 Word History
Etymology
Greek sitos grain + English sterol
First Known Use
1898, in the meaning defined above
Medical Definition
sitosterol
noun
si·tos·ter·ol sī-ˈtäs-tə-ˌrȯl sə-
sə- -ˌrōl
: any of several sterols that occur widely in plant products (as wheat germ or soybean oil) and are used in the synthesis of steroid hormones
especially : beta-sitosterol
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