operating system - definition in the Business English Dictionary - Cambridge Dictionaries Online

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English definition of “operating system”

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operating system

noun [C]
 
 
( abbreviation OS, O/S) IT
a program that controls the way a computer works, and that allows applications (= programs for particular purposes) to work on it: a computer/PC operating system A leading economist denied that the firm has a monopoly in the PC operating system market.
Translations of “operating system”
in Chinese (Traditional) (電腦的)操作系統…
in Russian операционная система…
in Turkish bilgisayar yazılım sistemi…
in Chinese (Simplified) (计算机的)操作系统…
in Polish system operacyjny…
(Definition of operating system from the Cambridge Business English Dictionary © Cambridge University Press)
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