plant organ plant order • plant part · · · Info · Definitions · Characters · · plant organ · · Text Common · · Latin · · Scripts 11 · · Length 3 · · Syllables Definitions · · · (noun) a functional and structural unit of a plant or fungus. Synonyms: plant organ. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 g latin small letter g U+0067 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 t latin small letter t U+0074