POISON OAK Meaning and
Definition
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Poison oak refers to a type of woody shrub scientifically known as Toxicodendron diversilobum, which produces a resinous oil called urushiol. It belongs to the Anacardiaceae family and is primarily found in North America, particularly in wooded areas, forests, or along hiking trails. The plant derives its name from its characteristic oak-like leaves, which are divided into three leaflets. These leaves can vary in shape, ranging from oval to lobed or toothed.
Poison oak is notorious for causing an allergic reaction in humans upon contact due to the presence of urushiol. When individuals touch any part of the plant, such as the leaves, stems, or roots, the oil is transferred onto their skin. This contact can trigger an itchy, red, and blistering rash, often accompanied by swelling and inflammation. It is important to note that even indirect contact, such as with clothing or pet fur that has come in contact with the plant, can also cause the allergic reaction.
The severity of the reaction varies among individuals, with some experiencing a mild rash and others enduring a more severe allergic response. The symptoms typically appear 12 to 72 hours after exposure and can last for weeks. Treatment often involves washing the affected area with soap and water, applying over-the-counter creams or calamine lotion to alleviate discomfort, and using oral antihistamines to reduce itching.
Due to its potent skin irritant properties, poison oak is considered a common nuisance and hazard, with caution advised when exploring or working in areas where it grows to prevent exposure and related allergic reactions.
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A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for POISON OAK
- ooison oak
- loison oak
- -oison oak
- 0oison oak
- piison oak
- pkison oak
- plison oak
- ppison oak
- p0ison oak
- p9ison oak
- pouson oak
- pojson oak
- pokson oak
- pooson oak
- po9son oak
- po8son oak
- poiaon oak
- poizon oak
- poixon oak
Etymology of POISON OAK
The word "poison oak" has a straightforward etymology.
The term "poison" comes from the Old French word "puisun" which means "poison", derived from the Latin "potio" meaning "a drink" or "poison". The word "oak" originates from the Old English word "āc", which refers to the tree itself.
Therefore, "poison oak" simply combines the two words to specify a particular type of toxic plant, known for causing skin irritation and allergic reactions.
Similar spelling words for POISON OAK
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