Definition

Noun: 1. A type of deciduous tree (Robinia pseudoacacia) native to the southeastern United States, characterized by its compound leaves, sharp thorns, fragrant white flowers that hang in clusters, and hard, durable wood. 2. The strong, decay-resistant wood obtained from this tree.

Examples

• Noun (Tree):
  • The hillside was covered in black locust, its white flowers scenting the air in spring.
  • Be careful when hiking near the black locust; its thorns are very sharp.
• Noun (Wood):
  • The fence posts were made of black locust because it lasts for decades outdoors.
  • This tool handle is crafted from black locust for its strength and resilience.

Advanced Usage

• In Ecology: The black locust is considered an invasive species in many regions outside its native range because it spreads aggressively and can alter soil chemistry.
  • Conservationists are working to control the spread of black locust in the prairie ecosystem.
• In Horticulture: Refers to cultivated varieties selected for specific traits, such as being thornless.
  • The 'Frisia' cultivar of black locust is prized for its bright golden foliage.

Variants and Related Words

• Robinia pseudoacacia: The scientific (Latin) name for the black locust tree.
• Honey locust (): A different tree species, also with thorns and compound leaves, but not the same as black locust.
• Locust wood: A general term for wood from trees in the genera or .

Synonyms

• False acacia: Another common name for the black locust tree.
• Yellow locust: A name sometimes used, referring to the color of its heartwood.

Related Phrases

• Black locust grove: A stand or group of these trees.
  • A black locust grove provides excellent habitat for bees.
• Black locust timber: Wood from this tree prepared for use in construction or carpentry.
  • They sourced black locust timber for the decking project.

Noun

1. 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
2. strong stiff wood of a black-locust tree; very resistant to decay