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Noun: black locust
  1. Strong stiff wood of a black-locust tree; very resistant to decay
  2. Large thorny tree of eastern and central United States having pinnately compound leaves and drooping racemes of white flowers; widely naturalized in many varieties in temperate regions
    - yellow locust, Robinia pseudoacacia

Derived forms: black locusts

Type of: locust, locust tree, wood

Part of: genus Robinia, Robinia

Encyclopedia: Black locust