Dictionary.com
definitions
  • synonyms

bitter rot

noun Plant Pathology.
  1. a disease of apples, grapes, and other fruit, characterized by cankers on the branches or twigs and bitter, rotted fruit, caused by any of several fungi.
Show More

Origin of bitter rot

An Americanism dating back to 1860–65
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for bitter rot

Historical Examples of bitter rot

  • Ripe-rot or bitter-rot (Glomerella rufomaculans) is a disease due to the same fungus causing the bitter-rot of the apple.

    Manual of American Grape-Growing

    U. P. Hedrick