pyrogallol Hear it!

pyrogallol definition

pyro·gal·lol (pī′rə gal′ôl′, -ōl′)

noun

a poisonous, white, crystalline phenol, CH(OH), produced by heating gallic acid: used in medicine, as a developer in photography, etc.

Etymology: pyro- + gall(ic acid) + -ol

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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