melanoma Hear it!

melanoma definition

mela·noma (mel′ə nō′mə)

noun pl. melanomas -·mas or melanomata -·mata (-mə tə)

a skin tumor, esp. a malignant one, derived from cells capable of melanin formation

Etymology: < ModL: see melano- & -oma

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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