Breadcrumb Home > Dictionary > Index C crown gall: Meaning and Definition of Find definitions for: crown' gall" Pronunciation: [key] — Plant Pathol. Plant Pathol. a disease of peaches, apples, roses, grapes, etc., characterized by the formation of galls on the roots or stems usually at or below ground level, caused by a bacterium, Agrobacterium tumefaciens. the gall itself. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. crown fire crown glass 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: recherch Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language