port-wine stain Hear it!

port-wine stain definition

port·-wine· stain (pôrt′wīn′)

a red or purplish birthmark consisting of dense webs of dilated blood vessels near the surface of the skin
often called port-wine mark

Etymology: descriptive

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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