1. to restore or be restored to health. 2. (Medicine) (intr; often foll by over or up) (of a wound, burn, etc) to repair by natural processes, as by scar formation. 3. (Medicine) (tr) a. to treat (a wound, etc) by assisting in its natural repair. b. to cure (a disease or disorder)
What's the difference between a flood and a flash flood? Flash floods are distinguished from a regular flood by the length of time it takes for the flood to occur. Under six hours, the flood is referred to as a flash flood. Some can occur within minutes. Areas will not always be able receive a warning that these floods are coming and people can be caught off-guard.
Causes of flooding. A flood occurs when a river bursts its banks and the water spills onto the floodplain. Flooding tends to be caused by heavy rain: the faster the rainwater reaches the river channel [river channel: The part of the river that holds the water. ], the more likely it is to flood.