oyster mushroom Hear it!

oyster mushroom definition

oyster mushroom

any of various fan-shaped mushrooms having gills, esp. an edible one (Pleurotus ostreatus) with a short, pale-colored stem, that grows on tree trunks

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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