Definition

1. Noun:
   • Slate: A fine-grained, foliated, homogeneous metamorphic rock derived from an original shale-type sedimentary rock composed of clay or volcanic ash through low-grade regional metamorphism. It is commonly used as a roofing material and for writing tablets (slates).

Usage Examples

• Noun:
  • Mái nhà được lợp bằng đá bảng. (The roof is covered with slate.)
  • Người thợ đang cắt những tấm đá bảng. (The worker is cutting slate tiles.)

Advanced Usage

• "lợp đá bảng": to roof with slate.
  • Ngôi nhà cổ này được lợp đá bảng. (This old house is roofed with slate.)

Variants and Related Words

• Đá phiến: A more general term for "slate" or "schist," referring to layered metamorphic rocks.
• Bảng đá: Literally "stone board/tablet," often referring to a writing slate or a slab of stone used as a surface.

Synonyms

• Ardoise (French loanword, used in specific contexts like architecture): slate.

Related Phrases

• Mái đá bảng: A slate roof.
  • Kiến trúc Pháp cổ thường có mái đá bảng. (Old French architecture often features slate roofs.)

1. Slate