Breadcrumb Home > Dictionary > Index R root rot: Meaning and Definition of Find definitions for: root' rot" Pronunciation: [key] — Plant Pathol. Plant Pathol. a symptom or phase of many diseases of plants, characterized by discoloration and decay of the roots. any disease so characterized. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. root pressure Roots blower TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: prescient Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language