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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Origin of leaf blight

First recorded in 1840–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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