Definition of blister rust in English:

blister rust

Syllabification: blis·ter rust


Any of several destructive diseases of pine trees caused by fungi of the genus Conartium, resulting in orange blisters on the bark and tips of branches.
More example sentences
  • An invasive disease called blister rust has decimated whitebark pines in the Greater Yellowstone Ecosystem, and may well cause the trees to disappear altogether.
  • The culprit, it turned out, was an alien fungus known as blister rust.
  • Also, removing lower branches on white pines can prevent blister rust.

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