Source : Free On-Line Dictionary of Computing

Multi-tasking Program for Microcomputers
     
         (MP/M) An {operating system}, written by
        {Gary Kildal}, very similar to {CP/M}, also written by Kildal.
        MP/M allowed {virtual terminals}, each of which could execute
        an {application} while another terminal was called to the
        screen with a special key combination.
     
        See also {Control Program for Microcomputers}.
     
        (1996-09-08)