drainage basin

• Área de terra onde toda a água superficial proveniente da chuva, do derretimento de neve ou gelo escoa para um único ponto, como um rio, lago ou oceano, geralmente delimitada por elevações como morros ou serras. Também se refere à região drenada por um rio e seus afluentes.

An area of land where all surface water from rain, melting snow, or ice converges to a single point, such as a river, lake, or ocean, typically bounded by higher terrain like hills or ridges.

1. Geographic areaB2formal

   An area of land where all surface water from rain, melting snow, or ice converges to a single point, usually the exit of a basin, where the waters join another waterbody, such as a river, lake, reservoir, estuary, wetland, sea, or ocean.

   Bacia hidrográfica

   • The Amazon River has the largest drainage basin in the world.
   • The drainage basin of the Mississippi River covers parts of 31 US states.
   • Heavy rainfall in the drainage basin caused the river to flood.