đỉnh nhĩ

Một người thợ đang xây đỉnh nhĩ để ngăn nước sông.

Definition

1. Noun (History / Architecture):
   • Cofferdam: A temporary watertight enclosure built or placed in water and pumped dry to allow construction or repair work below the waterline. This is the primary historical and architectural meaning.
   • Weir / Small Dam: A low barrier, often temporary, built across a stream or river to raise the water level or divert its flow.

Usage Examples

• Noun:
  • Các kỹ sư cổ đã xây một đỉnh nhĩ để sửa chữa trụ cầu. (Ancient engineers built a cofferdam to repair the bridge pier.)
  • Người dân làng dựng đỉnh nhĩ trên con suối nhỏ để lấy nước tưới. (The villagers built a small weir across the stream for irrigation.)

Advanced Usage

• This term is considered archaic and is primarily found in historical texts or discussions of traditional engineering and water management techniques.

Variants and Related Words

• Đập (n): A modern and general term for a dam.

  • Đập thủy điện (hydroelectric dam).

• Đê (n): An embankment or dyke built to prevent flooding.

  • Đê sông Hồng (the Red River dyke).

Synonyms

• Cofferdam: A temporary dam.
• Weir: A small dam to regulate water flow.
• Barrier: A structure that blocks or obstructs.

Notes on Usage

• "Đỉnh nhĩ" is a highly specialized and historical term. In modern technical or everyday language, more common words like "đập tạm" (temporary dam) or "đập chắn nước" (water-blocking dam) would be used to convey the concept of a cofferdam.