Definition of "stigmasterol" []

• A sterol, C29H48O, obtained from soybeans or Calabar beans. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "He was the first to synthesize the natural product physostigmine; and was an African American pioneer in the industrial large-scale chemical synthesis of the human hormones, steroids, progesterone, and testosterone, from plant sterols such as stigmasterol and sitosterol."
• "For example, a series of natural hormone-like compounds have been isolated from suma, namely sitosterol, stigmasterol, and beta-ecdysterone."
• "The sterols contain beta-sitosterol and stigmasterol."