An Order Management System.

A system tied closely to the sales process; it is the framework for any sales force automation (SFA) design. All other applications are subordinate to the OMS. Transactions flow from the OMS to other applications on the users' portable computers. Applications can be integrated among vendors. See SFA.

Observatory Monitoring System

Operations and Maintenance System

Acronym for opportunity management system, a software tool to help manage sales opportunities as they flow through your structured selling methodology. Most often associated with big-ticket, long sales cycle sales processes.

System expansion for Mac OS that allows MIDI devices and Apple computers to communicate.

Orbital Maneuvering System

Order Management System - used in conjunction with Transportation Management Systems (TMS) to present orders for Transportation.

Abbreviation for optical multiplex section. A section of a DWDM system that incorporates an optical add/drop multiplexer.

Open Music System (formerly Opcode MIDI System). A real-time MIDI operating system for Macintosh applications (and slated to be integrated into Windows 95). OMS allows communication between different MIDI programs and hardware, so that, for example, a sequencer could interface with a librarian program to display synthesizer patch names -- rather than just numbers -- in the sequencer's editing windows.