Breadcrumb Home > Dictionary > Index R rice blast: Meaning and Definition of Find definitions for: rice' blast" Pronunciation: [key] — Plant Pathol. Plant Pathol. a disease of rice caused by the fungus Pyricularia oryae, characterized by elliptical leaf spots with reddish-brown margins, brownish lesions and neck rot of the fruiting panicles, and stunting of the plant. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ricebird rice coal 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: rosarium Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language