Dictionary/水域すいいきSuiiki水域 (Suiiki) is a Japanese noun meaning “waters, water area”.Meaningsnounwaters; water areaKanji in 水域水water域rangeRelated words水water (esp. cool or cold)地域area水口spout水田(water-filled) paddy field水着bathing suit水族館aquarium (building)香水perfume西瓜watermelon (Citrullus lanatus)水曜日Wednesday水分water水母jellyfish領域territory