drainage [drainages](removal of fluid) noun [UK: ˈdreɪ.nɪdʒ] [US: ˈdreɪ.nədʒ]
bazin de drenajsubstantiv {n}
drainage basin [drainage basins](topographic region in which all water drains to a common outlet) noun [UK: ˈdreɪ.nɪdʒ ˈbeɪs.n̩] [US: ˈdreɪ.nədʒ ˈbeɪs.n̩]