witches'-broom Hear it!

witches'-broom definition

witches'-broom (wic̸h′iz bro̵̅o̅m′)

noun

an abnormal growth of closely bunched, slender twigs at the ends of branches of various woody plants, caused by fungi, viruses, etc.

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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