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leaf blight
noun
, Plant Pathology.
- a symptom or phase of many diseases of plants, characterized by necrotic spots or streaks on the leaves, accompanied by seed rot and seedling blight.
- any disease so characterized.
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Word History and Origins
Origin of leaf blight1
First recorded in 1840–50
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Example Sentences
You should, however, bag fallen diseased leaves — the foliage with black spot, mildew, leaf blights — to minimize problems next year.
From Washington Post
Disdainful of experts who could have advised them on tropical agriculture, Ford’s men planted seeds of questionable value and let leaf blight ravage the plantation.
From New York Times
Modern-day critics—that’s code for my wife—complain about apple trees: the leaf blights, the maggots, the unpicked fruit that smashes on car hoods.
From Wall Street Journal
‘Paul’s Scarlet’ hawthorn trees produce deep-pink double flowers in the spring but can be bare by midsummer, victims of leaf blight.
From Seattle Times
Today it is certain leaf spots and leaf blights she’s looking for.
From Washington Times
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