SSing, Signal proceSSing> Performing Some predefined Sequence of operationS on an input to produce an output or change of internal State activity Specifically involving the computer' SCPU. The term iS often qualified: "data proceSSing" treatSdigital data, "Signal proceSSing" treatSanalog data (poSSibly in digital form), "word proceSSing" takeS in typed human language input and produceS digital documentS, {image proceSSing} tranSformS digital {imageS}. (2003-10-23)