Dutch elm disease[dŭch]
The inside of an elm stricken by Dutch elm disease.
Dutch elm disease definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a virulent and widespread disease of elms caused by a fungus (Ceratocystis ulmi) that produces wilting and drying of the leaves and, ultimately, death of the tree
Origin: from its first appearance in the Netherlands
Dutch elm disease definition by American Heritage Dictionary
nounThe American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
A disease of elm trees caused by the fungus Ceratocystis ulmi, characterized by brown streaks in the wood and resulting in eventual death of the trees.
Origin: From having been discovered in the Netherlands.
dutch elm disease - Science Definition
A disease of elm trees caused by the fungus Ceratocystis ulmi, spread by the European elm bark beetle Scolytus multistriatus and by the contact of the roots of healthy elms with those of infected trees. It produces brown streaks in the wood and results in the eventual death of the tree. No cure has been discovered, but prevention methods include the injection of insecticide into healthy trees and the destruction of all elms in infected areas.