poison oak
poison oak leaves
Meaning
Noun
- Any of the species of Toxicodendron with compound leaves having three oak-like leaflets, native to North America.
Related
Narrower meaning words
- Toxicodendron diversilobum, western poison oak
- Toxicodendron pubescens (species), Atlantic poison oak
Origin
- Its leaves resemble those of the true oaks, and the leaves and twigs contain urushiol, which can cause allergic reactions.
Modern English dictionary
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