Overview of noun poison_ivy
The noun poison ivy has 2 senses
- poison ivy -- (dermatitis resulting from contact with the poison ivy plant; "my poison ivy is drying up")
- poison ivy, markweed, poison mercury, poison oak, Toxicodendron radicans, Rhus radicans -- (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)
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