Home/JLPT N2/Vocabulary/流域流域N2🔊☆ Save to listりゅういきMeaning—Kanji in this word流域Example sentencesダムが切れて流域に大水が押し寄せた。The dam gave way and sent a great flush of water down the valley.Related words域外域内海域区域広域水域聖域戦域