Filling of ditches or covering of land with water during the raising of crops; rice, for example, must have occasional flooding to grow properly.

Condition in a liquid-vapor counterflow device (such as a distillation column) in which the rate of vapor rise is such as to prevent liquid downflow, causing a buildup of the liquid (flooding) within the device.

Technique of increasing recovery of oil (secondary recovery) from a reservoir by injection of water into the formation to drive the oil toward producing wellholes. Also known as waterflooding.

A behavior therapy for phobias and other problems involving maladaptive anxiety, in which anxiety producers are presented in intense form (real or imagined) and continued until the stimuli no longer produce disabling anxiety.