fire blight


Definition of fire blight 

: a destructive infectious disease especially of apples, pears, and related fruits caused by a bacterium (Erwinia amylovora)

Examples of fire blight in a Sentence

Recent Examples on the Web

We're being warned by the Pacific Northwest Pest Alert Network to watch out for fire blight this spring. Margaret Lauterbach, idahostatesman, "Cool, rainy spring prompts alert for fire blight on Valley trees, plants | Idaho Statesman," 26 Apr. 2018 Originally, they were introduced to save a valuable crop of pear trees that suffered from a destructive disease known as fire blight. Carrie Blackmore Smith,, "Ornamental pear trees are beautiful but they've got a dark side. Is an effort to contain them working?," 25 Apr. 2018 The variety Orient probably offers the best compromise between a quality pear with good resistance to fire blight. Neil Sperry, San Antonio Express-News, "Forsythias forgiving plants that should be more widely used," 2 Feb. 2018 Copper is a fungicide and bactericide that controls diseases like bacterial blight, fire blight and Nectria canker. Kym Pokorny,, "Winter is the time to get ahead of fruit tree problems," 7 Feb. 2018 Pruning encourages vigorous regrowth, and that new growth would be highly susceptible to fire blight. Neil Sperry, star-telegram, "What gardeners should take away from this winter’s extended cold snap," 26 Jan. 2018

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

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First Known Use of fire blight

1742, in the meaning defined above

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The first known use of fire blight was in 1742

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