operating system

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

NOUN

computer software for basic operation

Synonyms

WEAK

MS-DOS MacOS OS OS/2 UNIX Windows disk operating system dos executive system software systems program

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.

Palantir has become the operating system for the Defense Department.

From The Wall Street Journal • May 9, 2026

Apple unveiled the updates to its operating system in March.

From BBC • May 5, 2026

After the acquisition in 2010, many engineers moved over to RIM to build a mobile operating system for the BlackBerry.

From The Wall Street Journal • May 2, 2026

Roku makes streaming devices and licenses its operating system to TV makers.

From Barron's • May 1, 2026

He yelled a question to Eric about the new operating system.

From "Geeks: How Two Lost Boys Rode the Internet Out of Idaho" by Jon Katz

operating system

Example Sentences

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