POISON OAK

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does poison oak mean? 

• POISON OAK (noun)
  The noun POISON OAK has 2 senses:

1. dermatitis resulting from contact with a poison oak plant

2. climbing plant common in eastern and central United States with ternate leaves and greenish flowers followed by white berries; yields an irritating oil that causes a rash on contact

  Familiarity information: POISON OAK used as a noun is rare.

 Dictionary entry details 

• POISON OAK (noun)

Sense 1

Meaning:

Dermatitis resulting from contact with a poison oak plant

Classified under:

Nouns denoting stable states of affairs

Hypernyms ("poison oak" is a kind of...):

Rhus dermatitis (contact dermatitis resulting from contact with plants of the genus Toxicodendron)

Sense 2

Meaning:

Climbing plant common in eastern and central United States with ternate leaves and greenish flowers followed by white berries; yields an irritating oil that causes a rash on contact

Classified under:

Nouns denoting plants

Synonyms:

markweed; poison ivy; poison mercury; poison oak; Rhus radicans; Toxicodendron radicans

Hypernyms ("poison oak" is a kind of...):

poisonous plant (a plant that when touched or ingested in sufficient quantity can be harmful or fatal to an organism)

Holonyms ("poison oak" is a member of...):

genus Toxicodendron; Toxicodendron (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)

 Context examples 

Words used to describe itchy pain include 'like poison oak' and 'like a mosquito bite.'

(NPS - Tell Us How Itchy Your Pain Feels, NCI Thesaurus)

A drug used to treat allergies and relieve cough and itching caused by insect bites, sunburn, and poison oak or ivy.

(Diphenhydramine, NCI Dictionary)