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Noun: poison ivy  'poy-zun 'I-vee
  1. Climbing plant common in eastern and central United States with ternate leaves and greenish flowers followed by white berries; yields an irritating oil that causes a rash on contact
    - markweed, poison mercury, poison oak, Toxicodendron radicans, Rhus radicans
     
  2. Dermatitis resulting from contact with the poison ivy plant
    "my poison ivy is drying up"

Type of: poisonous plant, Rhus dermatitis

Part of: genus Toxicodendron, Toxicodendron

Encyclopedia: Poison ivy

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