- a crystalline, water-insoluble steroid, C29H48O, present in soybeans or calabar beans, used chiefly as a raw material in the manufacture of progesterone.
Origin of stigmasterol
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- biochem a sterol obtained from Calabar beans and soya beans and used in the manufacture of progesterone. Formula: C 29 H 47 OH
C20: from New Latin (physo) stigma genus name of the Calabar bean + sterol; see physostigmine