rhus toxicodenedron rhus rhodanthema • rhus trilobata · · · Info · Definitions · Synonyms · Characters · · rhus toxicodenedron · · Text Common · · Latin · · Scripts 19 · · Length 7 · · Syllables Definitions · · · (noun) poisonous shrub of southeastern United States causing a rash on contact. Synonyms: eastern poison oak, Toxicodendron quercifolium, Rhus quercifolia, Rhus toxicodenedron. · · Noun Definition 1 Synonyms · · · eastern poison oak · · Synonym 1 toxicodendron quercifolium · · Synonym 2 rhus quercifolia · · Synonym 3 Characters · · space U+0020 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075 x latin small letter x U+0078