積せき水すい

noun

body of water

Archaic term for a body of water, such as a lake or sea. Not used in modern Japanese.

• 古ふるい文ぶん献けんでは「積せき水すい」が湖みずうみや海うみを指さすことがある。

  In old documents, 積水 can refer to a lake or sea.