Definition, Meaning & Synonyms

poison-ivy

noun
/ˈpɔɪ.zən aɪ.vi/
Definition
A toxic plant that can cause a severe skin rash upon contact.
Examples
  • After hiking in the woods, she realized she had brushed against poison ivy.
  • He learned about poison ivy the hard way when he developed a rash after camping.
  • Using a barrier cream can help prevent exposure to poison ivy when outdoors.
Meaning
Poison ivy is a plant known for containing an oil called urushiol, which can trigger allergic reactions in many people. The resulting skin irritation can be quite uncomfortable and may require treatment.
Synonyms
  • toxicodendron
  • poison oak (related plant)
  • toxic plant