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What does MOS stand for?

MOS stands for Major Operating System

This definition appears somewhat frequently and is found in the following Acronym Finder categories:

  • Information technology (IT) and computers

See other definitions of MOS

Other Resources:
We have 281 other meanings of MOS in our Acronym Attic

Samples in periodicals archive:

Easily scalable to networks serving more than 20,000 users, it supports all major operating systems and features an intuitive Web interface, advanced budgeting and reporting tools.
FDR/UPSTREAM now has complete coverage of every major operating system (AIX, HP-UX, Linux, Solaris, Windows) in the data center, while offering a choice of backup servers to include z/OS mainframes and with its Reservoir product includes Windows, AIX, SUN Solaris and Linux.