/ Dictionary / Index J Java black rot: Meaning and Definition of Find definitions for: Ja'va black' rot" Pronunciation: [key] — Plant Pathol. Plant Pathol. a disease of stored sweet potatoes, characterized by dry rot of and black protuberances on the tubers, caused by a fungus, Diplodia tubericola. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Java Java cotton Related Content Daily Word Quiz: serendipity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language