witches'-broom

[ wich-iz-broom, -broo m ]
/ ˈwɪtʃ ɪzˌbrum, -ˌbrʊm /

noun Plant Pathology.

an abnormal, brushlike growth of small thin branches on woody plants, caused especially by fungi, viruses, and mistletoes.

QUIZZES

Can You Remember Your Favorite Words Of The Day From March?
Even if you’re a habitué of Word of the Day, you haven’t seen our March words in these ways! Challenge yourself to our comprehensive quiz!
Question 1 of 15
What does "habitué" mean?

Origin of witches'-broom

First recorded in 1865–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for witches'-broom

witches'-broom

witchbroom witches'-besom

/ (ˈwɪtʃˌbruːm) /

noun

a dense abnormal growth of shoots on a tree or other woody plant, usually caused by parasitic fungi of the genus Taphrina
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012