mainframe computer

English Thesaurus

1. a large digital computer serving 100-400 users and occupying a special air-conditioned room (noun.artifact)

hypernym	:	digital computer,
definition	:	a computer that represents information by numerical (binary) digits (noun.artifact)

hyponym	:	supercomputer,
definition	:	a mainframe computer that is one of the most powerful available at a given time (noun.artifact)