Definition of cork tree in US English:

cork tree

(also corktree)


  • 1

    another term for cork oak
  • 2An Asian citrus tree with a corky bark.

    Genus Phellodendron, family Rutaceae: several species, including P. sachalinense, often cultivated as on ornamental

    • ‘Bark extracts from the amur cork tree (phellodendron amurense) are strongly anti-bacterial and contain an ingredient known as the ‘injection of three yellow herbs’, which is used for upper respiratory tract infections.’