noun The process by which gases passing beneath the electrodes of an electrostatic precipitator pick up dust from the hoppers, removing it from the precipitator exit.
noun Detritus that is swept up with a broom or similar implement.
noun The circuit of an oscilloscope used to track the time dimension.
noun The act of sweeping or flowing.
noun The movement of matter by a current.
noun The matter that has been moved by a current.
noun The state when a sweepboat is moving faster than the current of the water.