central processor

central processing unit

noun Computers.
Also called central processor.


Origin:
1965–70

Dictionary.com Unabridged

CPU

Computers.
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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Collins
World English Dictionary
central processing unit
 
n
CPU the part of a computer that performs logical and arithmetical operations on the data as specified in the instructions

CPU
 
abbreviation for
central processing unit

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Etymonline
Word Origin & History

central processing unit
attested from 1961.

cpu
by 1970, abbreviation of central processing unit.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Science Dictionary
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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American Heritage
Cultural Dictionary

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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American Heritage
Abbreviations & Acronyms
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.
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