Main Entry: cpu

Pronunciation: \ˌsē-(ˌ)pē-ˈyü\

Function: noun

Usage: often capitalized C&P&U

Etymology: central processing unit

Date: 1962

: the component of a computer system that performs the basic operations (as processing data) of the system, that exchanges data with the system's memory or peripherals, and that manages the system's other components —called also processor