chestnut blight

noun

Definition of chestnut blight

: a destructive disease of the American chestnut marked by cankers of the bark and cambium and caused by an imported fungus (Endothia parasitica synonym Cryphonectria parasitica)

Examples of chestnut blight in a Sentence

Recent Examples on the Web

The American chestnut, the chinquapin’s more famous cousin that was also decimated by chestnut blight, is undergoing a genetic concession that Bost refuses to make. Robert Langellier, National Geographic, "A legendary Ozark chestnut tree, thought extinct, is rediscovered," 24 June 2019 With the help of other Ozarkers, Bost has located 45 large trees that have resisted chestnut blight, mostly in Missouri and Arkansas. Robert Langellier, National Geographic, "A legendary Ozark chestnut tree, thought extinct, is rediscovered," 24 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'chestnut blight.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of chestnut blight

circa 1909, in the meaning defined above

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The first known use of chestnut blight was circa 1909

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