western poison oak

/ˌwɛstərn ˌpɔɪzn oʊk/
IPA guide

Definitions of western poison oak
  1. noun
    poisonous shrub of the Pacific coast of North America that causes a rash on contact
    synonyms: Rhus diversiloba, Toxicodendron diversilobum
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    type of:
    poisonous plant
    a plant that when touched or ingested in sufficient quantity can be harmful or fatal to an organism
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