/ Dictionary / Index B brown stem rot: Meaning and Definition of Find definitions for: brown' stem' rot" Pronunciation: [key] — Plant Pathol. Plant Pathol. a disease of soybeans, characterized by brown discoloration and decay of internal tissues of the stem and leaf, caused by a fungus, Cephalosporium gregatum. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. brown spot brownstone Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language