Dictionary
Thesaurus
Encyclopedia
Translator
Web

poison sumac

 - 4 dictionary results

poison sumac

–noun
a shrub or small tree, Rhus vernix (or Toxicodendron vernix), of swampy areas of the eastern U.S., having pinnate leaves and causing severe dermatitis when touched by persons sensitive to it.
Also called poison dogwood.


Origin:
1810–20
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To poison sumac
poison sumac  
n.  
  1. A shrub (Toxicodendron vernix syn. Rhus vernix) typically of swampy habitats in eastern North America, having compound leaves and greenish-white berries and causing an itching rash on contact with the skin.

  2. A skin rash caused by contact with this plant.

The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
Medical Dictionary

Main Entry: poison su·mac
Pronunciation: -'s(h)ü-"mak
Function: noun
: an American swamp shrub of the genus Rhus (R. vernix syn.Toxicodendron vernix) that has smooth pinnate leaves, greenish flowers, and greenish white berries and produces an irritating oil called also poison dogwood
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
Cite This Source
Medical Dictionary

poison sumac n.
A swamp shrub of the southeast United States, having compound leaves and greenish-white berries and causing an itching rash on contact with the skin.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
Search another word or see poison sumac on Thesaurus | Reference
FacebookTwitterFollow us: