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Meaning of Pierce's disease

Pierce''s disease"

Pronunciation: [key]
— Plant Pathol. Plant Pathol.
  1. a disease of grapes caused by a rickettsialike organism, characterized by dwarfing of vines, mottling of woody tissues, and plant death.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.