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2017 Word of the Year

virtual storage

noun, Computers.
1.
a system whereby addressable memory is extended beyond main storage through the use of secondary storage managed by system software in such a way that programs can treat all of the designated storage as addressable main storage.
Also called virtual memory.
Compare real storage.
Origin of virtual storage
1970-1975
First recorded in 1970-75
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for virtual memory

virtual storage

noun
1.
a computer system in which the size of the memory is effectively increased by automatically transferring sections of a program from a large capacity backing store, such as a disk, into the smaller core memory as they are required
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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virtual memory in Science
virtual memory
  (vûr'ch-əl)   
A memory management system in a computer that temporarily stores inactive parts of the content RAM on a disk, restoring it to RAM when quick access to it is needed. This allows software to operate as though the computer has more RAM than it actually does.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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