fire blight(redirected from fireblight)
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fire blightalso fire·blight (fīr′blīt′)
A disease of plants in the rose family, especially apple and pear trees, caused by the bacterium Erwinia amylovora and characterized by blackened flowers, leaves, and branches.
(Agriculture) a disease of apples, pears, and similar fruit trees, caused by the bacterium Erwinia amylovora and characterized by blackening of the blossoms and leaves, and cankers on the branches
a disease of fruit trees, esp. of pears and apples, that blackens the foliage and is caused by a bacterium, Erwinia amylovora.