flood plain

• Plaine basse et plate située le long d'une rivière ou d'un ruisseau, qui est recouverte par les eaux lors des crues ou de fortes pluies.

An area of flat, low-lying land adjacent to a river or stream that is subject to flooding during periods of high water or heavy rainfall.

1. Geographical areaB2formal

   An area of flat land near a river that is often flooded when the river overflows its banks.

   plaine d'inondation

   • The flood plain is fertile for farming after the water recedes.
   • Houses built on the flood plain are at risk during heavy rains.
   • The government restricted construction on the flood plain to prevent damage.