BLACK ROT Definition & Meaning

black rot

noun

Plant Pathology.

any of several diseases of fruits and vegetables, characterized by black discoloration and decay of affected parts, caused by fungi, as Guignardia bidwellii, or bacteria, as Xanthomonas campestris.

black rot

noun

any of various plant diseases of fruits and vegetables, producing blackening, rotting, and shrivelling and caused by bacteria (including Xanthomonas campestris ) and fungi (such as Physalospora malorum )

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51�Թ� History and Origins

Origin of black rot¹

An Americanism dating back to 1840–50

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Example Sentences

Examples have not been reviewed.

It is caused by excess soil moisture, characterized by a black rot that spreads from the roots and eventually kills the tree.

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He was, like the others, unsuccessful due to attacks of black rot and phylloxera.

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The circular void that swallows up the silvery light of his composition suggests the black rot that will soon come to these fruits and flowers if they are just left where they are.

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These gradually spread and penetrate the flesh of the apple, producing a black rot, almost as bitter as aloes, but this taste is confined to the discolored portion.

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The same remedy is the best known preventive of black rot.

From

black root rot black ruff

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