from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An abnormal brushlike growth of weak, closely clustered shoots or branches on a tree, such as the hackberry, caused by fungi or viruses.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. an abnormal tufted growth of small branches on a tree or shrub caused by fungi or insects or other physiological disturbance
Sorry, no etymologies found.