WordNet
blister rust
n. any of several diseases of pines caused by rust fungi of the genus Cronartium and marked by destructive invasion of bark and sapwood and producing blisters externally [syn: white-pine rust, white pine blister rust]
fungus causing white pine blister rust and having a complex life cycle requiring a plant of genus Ribes as alternate host [syn: Cronartium ribicola]
Usage examples of "blister rust".
They had gone to school together and then both married their professors and settled down in the same town, but Buddy was always off on a scholarship at prep school in the fall or earning money by fighting blister rust in Montana in the summer, so our mothers being old school chums really didn't matter a bit.