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Definitions

operating system

[op-uh-rey-ting sis-tuhm] / ˈɒp ə reɪ tɪŋ ˌsɪs təm /


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.

“Mythos could find and exploit vulnerabilities in every major operating system and web browser—even when used by non-experts,” it said, foreshadowing how AI-driven cyber risks could destabilize the financial system if not managed carefully.

From The Wall Street Journal • May 8, 2026

Apple unveiled the updates to its operating system in March.

From BBC • May 5, 2026

“They don’t care about the fact that the operating system below is blah, blah, blah.”

From The Wall Street Journal • May 2, 2026

In his view, “fully controlling both the operating system and hardware” would allow OpenAI to deliver this type of product.

From MarketWatch • Apr. 27, 2026

If the computer’s operating system was rewritten, computer scientists realized, the machine’s time could be shared; the computer could be trained to handle hundreds of tasks at the same time.

From "Outliers" by Malcolm Gladwell




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