purpurin Hear it!

purpurin definition

pur·pu·rin (pʉr′pyo̵o rin, -rən)

noun

a reddish material, CHO(OH), isolated from the madder root or produced synthetically: used as a dye, stain, etc.

Etymology: < L purpura, purple + -in

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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