Definition of operating system in English:

operating system

Syllabification: op·er·at·ing sys·tem

noun

The software that supports a computer’s basic functions, such as scheduling tasks, executing applications, and controlling peripherals.
More example sentences
  • There are also a variety of software operating systems available for smart phones and other mobile devices.
  • In fact, Linux is nowhere near the mainstream of computer desktop operating systems.
  • In addition, that OS will have support for Linux guest operating systems.

Definition of operating system in:

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Word of the day glee
Pronunciation: glē
noun
great delight