western poison oak western pipistrel • western poppy · · · Info · Definitions · Synonyms · Characters · · western poison oak · · Text Common · · Latin · · Scripts 18 · · Length 5 · · Syllables Definitions · · · (noun) poisonous shrub of the Pacific coast of North America that causes a rash on contact. Synonyms: western poison oak, Toxicodendron diversilobum, Rhus diversiloba. · · Noun Definition 1 Synonyms · · · toxicodendron diversilobum · · Synonym 1 rhus diversiloba · · Synonym 2 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 w latin small letter w U+0077