1) General subject: microchip, microprocessor
2) Engineering: micro, microcomputer
3) Telecommunications: mps
4) Electronics: microprocessing unit, microprocessor unit
5) Information technology: (сокр. от microprocessor) micro
6) Microelectronics: microengine, microprocessor product, processor
7) Operation systems: central processing unit (то же, что и microprocessor (сокр. CPU))
8) General subject: micro-computer
9) Makarov: chip
Универсальный русско-английский словарь. Академик.ру. 2011.