retinoblastoma Hear it!

retinoblastoma definition

retino·blas·toma (ret′'n ō blas tō′mə)

noun pl. retinoblastomas -·mas, retinoblastomata -·mata (-mə tə)

a rare, often inherited, malignant tumor that forms in the retina, usually of a young child

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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