brown rot brown root rot fungus • brown rot gummosis · · · Info · Definitions · Characters · · brown rot · · Text Common · · Latin · · Scripts 9 · · Length 2 · · Syllables Definitions · · · (noun) any of certain fungous diseases of plants characterized by browning and decay of tissues. Synonyms: brown rot. · · Noun Definition 1 Characters · · space U+0020 b latin small letter b U+0062 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074 w latin small letter w U+0077