Word.ws English Dictionary

western poison ivy

western poison ivy noun: toxicodendron rydbergii, an ivy-like species of Toxicodendron common in the western United States, well-known for its ability to causes an itching rash and blistering for most people, through urushiol, an oil that is a skin irritant.

western poison ivy: toxicodendron rydbergii, an ivy-like species of Toxicodendron common in the western United States,...
Image: Dave Powell, USDA Forest Service, Bugwood.org (cropped by, Public domain, via Wikimedia Commons

Noun

western poison ivy (uncountable)

  1. Toxicodendron rydbergii, an ivy-like species of Toxicodendron common in the western United States, well-known for its ability to causes an itching rash and blistering for most people, through urushiol, an oil that is a skin irritant.

Questions about western poison ivy

What does western poison ivy mean?
Western poison ivy means toxicodendron rydbergii, an ivy-like species of Toxicodendron common in the western United States, well-known for its ability to causes an itching rash and blistering for most people, through urushiol, an oil that is a skin irritant.
What part of speech is western poison ivy?
Western poison ivy is a noun.

Words near western poison ivy in the dictionary

  1. Western pattern diet
  2. Western pattern diets
  3. western pleasure
  4. western plum
  5. western plums
  6. western poison ivy
  7. western poison oak
  8. western poison oaks
  9. western prickly juniper
  10. western prickly junipers
  11. Western Province

Source and license

Adapted from Wiktionary: western poison ivy (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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