noun
1. dermatitis resulting from contact with a poison sumac plant
• Hypernyms: ↑Rhus dermatitis
2. smooth American swamp shrub with pinnate leaves and greenish flowers followed by greenish white berries; yields an irritating oil
• Syn: ↑poison ash, ↑poison dogwood, ↑Toxicodendron vernix, ↑Rhus vernix
• Hypernyms: ↑poisonous plant
• Member Holonyms: ↑Toxicodendron, ↑genus Toxicodendron
Useful english dictionary. 2012.