menadione Hear it!

menadione definition

mena·di·one (men′ə dī′ōn, men′ə dī ōn′)

noun

a yellow, crystalline powder, CHO, possessing vitamin K activity and used in medicine

Etymology: me(thyl) + na(phthoquinone) + di- + -one

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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