石せき籠ろう

noun

gabion; stone-filled cage

A wire-mesh cage filled with stones, used in civil engineering for retaining walls, erosion control, and riverbank protection. The term is technical but understood in construction contexts. Compare 蛇籠 (じゃかご), a similar cylindrical gabion.

See also: 蛇籠

• 河か川せんの護ご岸がん工こう事じで石せき籠ろうが使つかわれた。