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oak wilt

noun, Plant Pathology
a disease of oaks, characterized by wilting and discoloration of the leaves and defoliation, usually starting at and spreading from the top of the tree and the ends of the branches, caused by a fungus, Chalara quercina.
Origin of oak wilt
1940-45, Americanism Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for oak wilt
  • Pruning trees in winter can help reduce the spread of oak wilt.
  • The potential of trench inserts for oak wilt suppression.
  • Once oak wilt establishes itself in an area, control of the disease is both difficult and costly.
  • Once oak wilt exists in an area, control of the disease is costly.
  • Woodlands are managed in a manner that limits the spread of oak wilt and encourages regeneration of floodplain forests.

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