operating systems
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pluralof operating system.plural
The grammatical form denoting more than one person, place, thing, or idea.
operating systemnounthe 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. OS
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
As apps and device operating systems migrate to postquantum cryptography, you can make sure you benefit from the upgrades by installing all recommended updates when prompted.
From The Wall Street Journal ● Aug. 25, 2026
Jane Hennessy, a senior expert on payments at Finzly, which provides modern operating systems for banks, noted that billions of checks are still processed annually despite the digital push.
From MarketWatch ● Jul. 9, 2026
At last year’s conference, executives said Siri didn’t meet the company’s “quality bar” and headlined the event with a more translucent “Liquid Glass” software design for Apple’s operating systems.
From The Wall Street Journal ● Jun. 8, 2026
Sir Keir Starmer has told firms to either activate built-in features or update operating systems to prevent children from taking, sending or viewing sexually explicit images on their phones and other devices.
From BBC ● Jun. 8, 2026
Their nonworking lives completely revolved around the Net, trading MP3s, finding software, getting their hands on new games, trying out new operating systems.
From "Geeks: How Two Lost Boys Rode the Internet Out of Idaho" by Jon Katz
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