堰止湖 せきとめこ Also written 堰止め湖, 堰き止め湖, 堰き止湖, せき止め湖 Meanings Noun dammed lake (formed by natural damming of a river, esp. by landslide, volcanic eruption, etc.) Kanji 堰 dam; prevent; stop up. Read as せき. 止 stop. Read as とめる. 湖 lake. Read as コ. Jinuma: Japanese Dictionary · Word lists