central processing unit


noun Computers.

CPU.
Also called central processor.

Origin of central processing unit

First recorded in 1965–70

British Dictionary definitions for central processing unit

central processing unit

noun

the part of a computer that performs logical and arithmetical operations on the data as specified in the instructions Abbreviation: CPU

Scientific definitions for central processing unit

central processing unit

The part of a computer that interprets and carries out instructions provided by the software. It tests and manipulates data, and transfers information to and from other components, such as the working memory, disk drive, monitor, and keyboard. The central processing units of personal computers are generally implemented on a single chip, called a microprocessor.