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operating systems

 - 2 dictionary results
Mac Operating System
Faster, more reliable, and easier to use. Mac OS X Snow Leopard.
www.apple.com/macosx
Introducing Windows® 7
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www.Microsoft.com/Windows
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operating system

 
Use operating systems in a Sentence
–noun Computers.
the collection of software that directs a computer's operations, controlling and scheduling the execution of other programs, and managing storage, input/output, and communication resources. Abbreviation: OS
Origin:
1960–65
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To operating systems
Mac Operating System
Faster, more reliable, and easier to use. Mac OS X Snow Leopard.
www.apple.com/macosx
Introducing Windows® 7
Simplify your PC. Fast. Get Up to Speed with a Tour of Windows 7.
www.Microsoft.com/Windows
Cultural Dictionary

operating system (OS)

The software that allows computer users to run applications with the hardware of a specific system. Microsoft® Windows® or Apple® Computer's OS are examples of operating systems.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
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