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Operating system Definition & Meaning | Britannica Dictionary

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The Britannica Dictionarymobile searchHomeAsk the EditorWord of the DayQuizzesCore VocabularyBrowse the DictionaryBritannica HomepageAsk the EditorWord of the DayQuizzesCore VocabularyBrowse the DictionaryThe Britannica Dictionaryoperating system (noun)Are we siblings if our families don't know each other, and we don't have any relation since my grandfather's father, but we share the same surname?See the answer »Vocabulary QuizTest your word powerTake the Quiz »Name That ThingTake our visual quizTest Your Knowledge »distinguished: making someone seem important and worth respectLearn More »About Us & Legal InfoContact UsPrivacy NoticeTerms of UsePronunciation SymbolsHelpd="M0 12c0 5.123 3.211 9.497 7.73 11.218-.11-.937-.227-2.482.025-3.566.217-.932 1.401-5.938 1.401-5.938s-.357-.715-.357-1.774c0-1.66.962-2.9 2.161-2.9 1.02 0 1.512.765 1.512 1.682 0 1.025-.653 2.557-.99 3.978-.281 1.189.597 2.159 1.769 2.159 2.123 0 3.756-2.239 3.756-5.471 0-2.861-2.056-4.86-4.991-4.86-3.398 0-5.393 2.549-5.393 5.184 0 1.027.395 2.127.889 2.726a.36.36 0 0 1 .083.343c-.091.378-.293 1.189-.332 1.355-.053.218-.173.265-.4.159-1.492-.694-2.424-2.875-2.424-4.627 0-3.769 2.737-7.229 7.892-7.229 4.144 0 7.365 2.953 7.365 6.899 0 4.117-2.595 7.431-6.199 7.431-1.211 0-2.348-.63-2.738-1.373 0 0-.599 2.282-.744 2.84-.282 1.084-1.064 2.456-1.549 3.235C9.584 23.815 10.77 24 12 24c6.627 0 12-5.373 12-12S18.627 0 12 0 0 5.373 0 12">

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