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root rot

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noun Plant Pathology.
  1. a symptom or phase of many diseases of plants, characterized by discoloration and decay of the roots.
  2. any disease so characterized.
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Origin of root rot

First recorded in 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for root rot

Historical Examples

  • The former is more suited to the moister soils and wherever there is danger of root-rot, and the latter to the drier soils.

    Manual of American Grape-Growing

    U. P. Hedrick

  • Both are associated with and are probably a cause of the root-rot of the cherry and other orchard fruits.