gallein
gallein definition
gal·lein (gal′ē in, gal′ēn)
noun
a violet dye, CHO, formed by heating pyrogallol with phthalic anhydride, used as an indicator and as a mordant dye
Etymology: gall(ic acid) + (phthal)ein
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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