A system software component that is external to the operating system kernel. If the phrase is used to refer to the operating system itself, it is redundant because an operating system "is" software.

An operating system that is designed for a server. Normally, it is a complete operating system with file, task and job management; however, with some earlier products, it was a separate component that ...

Technology and innovation have become more important than ever for the advancement of mobility. And there may be no automaker pushing the limits of this premise further than Mercedes-Benz with its ...