Definition of Toxicodendron

1. Noun. In some classifications: comprising those members of the genus Rhus having foliage that is poisonous to the touch; of North America and northern South America.




Medical Definition of Toxicodendron

1. A genus (formerly rhus) of shrubs, vines, or trees that yields a highly allergenic oleoresin which causes a severe contact dermatitis. The most toxic species are toxicodendron vernix (poison sumac), t. Diversilobum (poison oak), and t. Radicans (poison ivy). T. Vernicifera yields a useful varnish from which certain enzymes (laccases) are obtained. (12 Dec 1998)

Toxicodendron Pictures

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Lexicographical Neighbors of Toxicodendron

toxic waste site
toxic wastes
toxicaemia
toxical
toxically
toxicant
toxicants
toxicate
toxication
toxications
toxicities
toxicity
toxicity test
toxicity tests
toxico-
toxicodendron (current term)
toxicoderma
toxicodermatitis
toxicodermatosis
toxicodynamic
toxicodynamics
toxicogenetics
toxicogenic
toxicogenic conjunctivitis
toxicogenomic
toxicogenomics
toxicoid
toxicokinetic
toxicokinetics
toxicologic

Literary usage of Toxicodendron

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

1. The Encyclopedia Americana: A Library of Universal Knowledge (1919)
"... vertical section of flower showing peculiar attachment of stamens (enlarged); ,, fruiting capsules 7 Poison Sumac toxicodendron vernix;, showing leaves ..."

2. Proceedings of the American Pharmaceutical Association at the Annual Meeting by American Pharmaceutical Association, National Pharmaceutical Convention, American Pharmaceutical Association Meeting (1894)
"The following paper on Rhus toxicodendron was then read by HM Whelpley: RHUS ... While the active properties of Rhus toxicodendron may be impaired by drying ..."

3. Modern Surgical Therapeutics: A Compendium of Current Formulæ, Approved by George Henry Napheys (1881)
"The poison oak, Rhus toxicodendron, and the poison ivy, Rhus toxicodendron, var., radicans, are so common over the greater portion of the United States, ..."

4. The Essentials of Materia Medica, and Therapeutics by Alfred Baring Garrod (1865)
"... and an inferior kind is often substituted for good myrrh. Rhus toxicodendron. The leaves of the Rhus toxicodendron (the poison sumach) ; Lin. ..."

5. Quarterly Compendium of Medical Science by D. G. Brinton (1884)
"Rhus toxicodendron as a Remedy for Rheumatic Inflammation of the Sheaths of Nerves and Tendons. In tUe Cinn. Lan. & Clinic, Dr. THOMAS GIFFORD recommends ..."

6. A Clinical Materia Medica: Being a Course of Lectures Delivered at the by Ernest Albert Farrington (1887)
"RHUS toxicodendron. THE drug of which I wish to speak this morning, is the chief member of the Anacardiaceae, namely, the poison-ivy or Rhus toxicodendron. ..."

7. Materia Medica and Therapeutics, for Physicians and Students by John Barclay Biddle (1886)
"... used in the strength of gr. x-xv to mucilage f 5j. RHUS toxicodendron (Poison-Oak). The FRESH LEAVES of Rhus toxicodendron, or Poison-Oak (Nat. ..."

8. Physiological Materia Medica, Containing All that is Known of the by William H. Burt (1881)
"... Rhus toxicodendron has eleven special centers of action : I. SRIN. Vesicular Eri/sip.; Eczema; ..."

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