eastern poison oak eastern pipistrel • eastern red-backed salamander · · · Info · Definitions · Synonyms · Characters · · eastern poison oak · · Text Common · · Latin · · Scripts 18 · · Length 5 · · 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 · · · toxicodendron quercifolium · · Synonym 1 rhus quercifolia · · Synonym 2 rhus toxicodenedron · · Synonym 3 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 i latin small letter i U+0069 k latin small letter k U+006B 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 s latin small letter s U+0073 t latin small letter t U+0074