heme Hear it!

heme definition

heme (hēm)

noun

the nonprotein, iron-containing pigment, CHNOFe, that is a component part of hemoglobin, myoglobin, etc.

Etymology: contr. < hematin

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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