浚しゅん渫せつ

noun, noun or participle which takes 'suru', transitive verb

dredging

Technical term for excavating sediment from the bottom of a water body to deepen or maintain a channel. Used as a noun or with する as a transitive verb.

• 港みなとの水すい深しんを確かく保ほするために浚しゅん渫せつ工こう事じが行おこなわれた。

  Dredging work was carried out to secure the depth of the port.

• 川かわ底ぞこを浚しゅん渫せつして洪こう水ずいを防ふせぐ。

  Dredge the riverbed to prevent flooding.