rheum rhabarbarum rheum palmatum • rheum rhaponticum · · · Info · Definitions · Synonyms · Characters · · rheum rhabarbarum · · Text Common · · Latin · · Scripts 17 · · Length 6 · · Syllables Definitions · · · (noun) long cultivated hybrid of Rheum palmatum; stems often cooked in pies or as sauce or preserves. Synonyms: pie plant, garden rhubarb, Rheum cultorum, Rheum rhabarbarum, Rheum rhaponticum. · · Noun Definition 1 Synonyms · · · pie plant · · Synonym 1 garden rhubarb · · Synonym 2 rheum cultorum · · Synonym 3 rheum rhaponticum · · Synonym 4 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 e latin small letter e U+0065 h latin small letter h U+0068 m latin small letter m U+006D r latin small letter r U+0072 u latin small letter u U+0075