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central processing unit

noun, Computers.
1.
CPU.
Also called central processor.
Origin
1965-1970
1965-70

CPU

Computers.
1.
central processing unit: the key component of a computer system, which contains the circuitry necessary to interpret and execute program instructions.
Also called central processor, microprocessor.
Origin
1965-70
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for central processor

central processing unit

noun
1.
the part of a computer that performs logical and arithmetical operations on the data as specified in the instructions CPU

CPU

abbreviation
1.
central processing unit
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for central processor

cpu

by 1970, abbreviation of central processing unit.

Online Etymology Dictionary, © 2010 Douglas Harper
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central processor in Science
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.
CPU  
Abbreviation of central processing unit
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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central processor in Culture

CPU definition


An abbreviation for central processing unit. The “brain” of a computer, the CPU is where data manipulation actually takes place. The results of these manipulations are then stored in the computer memory. Microprocessors perform this function in personal computers.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Related Abbreviations for central processor

CPU

central processing unit
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source

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