black walnut tree

Thân thiện

A black walnut tree stands tall in the middle of a sunny meadow.

Definition

Noun: A North American tree (Juglans nigra) valued for its hard, dark wood and its edible nut.

Usage

The term "black walnut tree" refers specifically to the tree species itself. It is used to identify the tree in botanical, forestry, culinary, and woodworking contexts.

Examples

• The black walnut tree in the backyard provides shade and produces nuts every fall.
• Furniture made from the wood of a black walnut tree is highly prized for its color and durability.
• It is important to distinguish the black walnut tree from the English walnut tree, as their nuts and growth habits differ.

Advanced Usage

• The black walnut tree produces a chemical called juglone, which can inhibit the growth of certain other plants nearby (a phenomenon called allelopathy).
• In landscaping, the black walnut tree is considered both a valuable specimen for its nuts and lumber and a challenging one due to its allelopathic properties and large size.

Variants and Related Words

• Black walnut: This term commonly refers to the nut produced by the tree or the wood from the tree, rather than the tree itself.
  • Example: She baked a cake with black walnuts.
• Juglans nigra: The scientific (Latin) name for the species.

Synonyms

• American walnut tree
• Eastern black walnut

Notes

• The "black walnut tree" should not be confused with other walnut species, such as the English walnut tree ().
• The compound term functions as a single noun unit to name this specific type of tree.

Học thuật

Noun

1. North American walnut tree with hard dark wood and edible nut

Từ đồng nghĩa

• black walnut
• black hickory
• Juglans nigra