堰えん堤てい

noun

dam; weir

Refers to a barrier built across a river or stream to control water flow, often for irrigation, flood control, or water supply. 堰堤 is a technical term; in everyday speech ダム is more common.

• この堰えん堤ていは農のう業ぎょう用よう水すいを確かく保ほするために造つくられた。

  This dam was built to secure irrigation water.

• 大おお雨あめで堰えん堤ていが決けっ壊かいする危き険けんがある。

  There is a risk of the dam bursting due to heavy rain.