ergosterol Hear it!

ergosterol definition

er·gos·terol (ʉr gäs′tər ôl′, -ōl′)

noun

a crystalline plant sterol, CHOH, formerly prepared from ergot but now chiefly from yeast: when exposed to ultraviolet rays it produces a vitamin (D) used to prevent or cure rickets

Etymology: < ergot + sterol

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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