mainframe computer n a large digital computer serving 100-400 users and occupying a special air-conditioned room Synonym(s) mainframe
News & Articles mainframe computer Mobile Press-Register 200th Anniversary: Colorful newsroom personalities live on as part of Press-Register's history By 1979, the few typewriters left in the newsroom were used to take notes or type letters. The year before, the Press Register had installed a mainframe computer with a terminal at each desk. These were not PCs. There was no Internet then. June 19, 2013 - Mobile Press-Register