WordReference Random House Unabridged Dictionary of American English © 2026
root′ rot′, [Plant Pathol.]
  1. Plant Diseasesa symptom or phase of many diseases of plants, characterized by discoloration and decay of the roots.
  2. Plant Diseasesany disease so characterized.
  • 1880–85

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'root rot' also found in these entries (note: many are not synonyms or translations):
armillaria root rot - black root rot - honey mushroom - oak-root rot - shoestring root rot

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