Definition of Poison oak

1. Noun. Dermatitis resulting from contact with a poison oak plant.

Generic synonyms: Rhus Dermatitis



2. Noun. 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.

Definition of Poison oak

1. Noun. Any of several species of Toxicodendron with oak-like leaves. ¹

¹ Source: wiktionary.com

Medical Definition of Poison oak

1. Poison oak is a form of contact dermatitis or inflammation of the skin resulting from chemicals produced from the poison oak plant contacting the skin. The chemicals cause an immune reaction producing redness, itching and blistering of the skin. (12 Dec 1998)

Poison Oak Pictures

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Lexicographical Neighbors of Poison Oak

poison arrow plant
poison ash
poison bush
poison camas
poison control centres
poison dart frog
poison dart frogs
poison dogwood
poison gas
poison gland
poison glands
poison hemlock
poison ivy
poison mercury
poison milkweed
poison oak (current term)
poison parsley
poison pea
poison pen
poison pen letter
poison pens
poison pill
poison pills
poison sumac
poison sumacs
poison tree bears poison fruit
poisonable
poisonberry
poisoned
poisoner

Literary usage of Poison oak

Below you will find example usage of this term as found in modern and/or classical literature:

1. Life at Puget Sound: With Sketches of Travel in Washington Territory by Caroline C. Leighton (1884)
"poison oak. — Sturdy Trees. — Baby Lizards. — Old Alameda.— Emperor Norton. — California Generosity.—The Dead Newsboy. — Anniversary of the Goddess Kum Fa. ..."

2. The Natural Wealth of California: Comprising Early History; Geography by Titus Fey Cronise (1868)
"Oaks—Cedars—Firs—California Nutmeg—California Yew Tree—Laurel—Manzanita— Madrona—Horse Chestnut, or Buckeye—Shrub* and Plants—poison oak—Alder—Barberry— ..."

3. The Naturalist in Vancouver Island and British Columbia by John Keast Lord (1866)
"MULE-HUNTING EXPEDITION FROM VANCOUVER ISLAND TO SAN FRANCISCO THE ALMADEN QUICKSILVER MINES POISON-OAK AND ITS ANTIDOTE. THE Commission, in 1860, ..."

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