operating system

noun

: 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 The Scorpio full moon reflects a subconscious operating system that’s been controlling you. USA TODAY, 23 Apr. 2024 Well, part of it is surely the 30-plus years of building each new version of the operating system on top of the old one. Nathan Edwards, The Verge, 21 Apr. 2024 On Tuesday, security firm Bitdefender published security research revealing four different software bugs impacting LG’s WebOS TV operating system. Lucas Ropek / Gizmodo, Quartz, 11 Apr. 2024 Recently, while doing some routine maintenance, Mr. Freund inadvertently found a backdoor hidden in a piece of software that is part of the Linux operating system. Kevin Roose, New York Times, 3 Apr. 2024 Google Android Google has released its March Android Security Bulletin, fixing nearly 40 issues in its mobile operating system, including two critical bugs in its system component. Kate O'Flaherty, WIRED, 31 Mar. 2024 The change followed pressure from both regulators and competitors to more seamlessly work across operating systems. Cnn.com Wire Service, The Mercury News, 26 Mar. 2024 Restricting super apps Apple forces app developers to write code specifically for its operating system, restricting developers from coding using universal languages that could offer a single app experience across any device. David Goldman, CNN, 21 Mar. 2024 Keep Software Updated: Regularly update your operating system, antivirus software, and other applications to patch security vulnerabilities. Advertorial, Orange County Register, 10 Apr. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'operating system.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1961, in the meaning defined above

Time Traveler
The first known use of operating system was in 1961

Dictionary Entries Near operating system

Cite this Entry

“Operating system.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/operating%20system. Accessed 26 Apr. 2024.

Kids Definition

operating system

noun
: software that controls the operation of a computer and directs the processing of the user's programs (as by controlling input and output functions)

More from Merriam-Webster on operating system

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