大だい洪こう水ずい

noun

heavy flooding; disastrous flood; deluge

Literal, modern term for severe flooding, often used in news reports and disaster contexts.

• 台たい風ふうの後あと、町まちは大だい洪こう水ずいに見み舞まわれた。

  After the typhoon, the town was hit by heavy flooding.

noun

great flood (mythological); flood myth

Refers to a divine or mythological great flood, such as the biblical deluge or similar flood myths.

• ノアの大だい洪こう水ずいは旧きゅう約やく聖せい書しょに記しるされている。

  Noah's great flood is recorded in the Old Testament.