poison sumac

noun

Definition of poison sumac

  1. :  a swamp shrub (Toxicodendron vernix synonym Rhus vernix) chiefly of the eastern U.S. and Canada that has pinnate leaves, greenish flowers, and greenish white berries and produces an irritating oil —called also poison dogwood

First Known Use of poison sumac

1737


POISON SUMAC Defined for English Language Learners

poison sumac

noun

Definition of poison sumac for English Language Learners

  • : a common bush in the eastern U.S. and Canada that causes a very itchy and painful rash on your skin if you touch it


POISON SUMAC Defined for Kids

poison sumac

noun

Definition of poison sumac for Students

  1. :  a shrub or small tree related to poison ivy that can cause an itchy painful rash when touched


Medical Dictionary

poison sumac

play
noun poison su·mac \-ˈs(h)ü-ˌmak\

Medical Definition of poison sumac

  1. :  an American swamp shrub of the genus Rhus (R. vernix synonym Toxicodendron vernix) that has smooth pinnate leaves, greenish flowers, and greenish white berries and produces an irritating oil—called also poison dogwood


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