operating system

noun

Definition of operating system

: software that controls the operation of a computer and directs the processing of programs (as by assigning storage space in memory and controlling input and output functions)

Examples of operating system in a Sentence

Recent Examples on the Web Through it, Apple keeps a tight grip on software distribution and payments on its mobile operating system, called iOS. Author: Reed Albergotti, Chris Alcantara, Anchorage Daily News, 6 June 2021 Through it, Apple keeps a tight grip on software distribution and payments on its mobile operating system, called iOS. Washington Post, 6 June 2021 Apple unveiled the date for its Worldwide Developers Conference, which kicks off June 7 with a keynote address detailing changes to its next mobile operating system. Brett Molina, USA TODAY, 25 May 2021 Federighi, the company's software chief, stressed the importance of Apple's security protections for its iOS mobile operating system — even criticizing its MacOS computer system in the process. Rishi Iyengar, CNN, 20 May 2021 Unlike Facebook, Google also owns its own mobile operating system. Chris Smith, BGR, 17 May 2021 Additionally, by using Nielsen’s AVA capabilities and their own operating system, Roku will be able to know what content is being viewed and relay that information to their clients (e.g., broadcast or cable network). Brad Adgate, Forbes, 4 Mar. 2021 That will change when Apple implements changes to its operating system in the spring. Chase Difeliciantonio, San Francisco Chronicle, 3 Mar. 2021 Apple is another major brand with its own unique operating system, the watchOS. Eric Alt, Popular Science, 27 Nov. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'operating system.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of operating system

1961, in the meaning defined above

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Time Traveler for operating system

Time Traveler

The first known use of operating system was in 1961

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Statistics for operating system

Last Updated

13 Jun 2021

Cite this Entry

“Operating system.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/operating%20system. Accessed 14 Jun. 2021.

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More Definitions for operating system

operating system

noun

English Language Learners Definition of operating system

computers : the main program in a computer that controls the way the computer works and makes it possible for other programs to function

operating system

noun

Kids Definition of operating system

: a program or series of programs that controls the operation of a computer and directs the processing of the user's programs

More from Merriam-Webster on operating system

Nglish: Translation of operating system for Spanish Speakers

Britannica.com: Encyclopedia article about operating system

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