W: (v) process [Related to: processor] (subject to a process or treatment, with the aim of readying for some purpose, improving, or remedying a condition) "process cheese"; "process hair"; "treat the water so it can be drunk"; "treat the lawn with chemicals"; "treat an oil spill"
S: (n) central processing unit, CPU, C.P.U., central processor, processor, mainframe ((computer science) the part of a computer (a microprocessor chip) that does most of the data processing) "the CPU and the memory form the central part of a computer to which the peripherals are attached"