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poison sumac
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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.
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Also called poison dogwood.
Origin of poison sumac
First recorded in 1810â20
Words nearby poison sumac
poison oak, poisonous, poison-pen, poison-pen letter, poison pill, poison sumac, poison sumach, poisonwood, Poisson, Poisson distribution, Poisson's ratio
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023