mainframe computer


Also found in: Dictionary, Thesaurus, Financial, Acronyms, Encyclopedia, Wikipedia.
Related to mainframe computer: personal computer, Mini Computer

mainframe computer

Etymology: OE, maegen, strength, framian, to progress; L, computare, to count
a large general-purpose computer system for high-volume data processing tasks. It may support large numbers of users simultaneously. Compare microcomputer, minicomputer.

mainframe computer

Informatics
A large computer that manipulates large blocks of data by “multitasking” logical sequences. Such data manipulation in hospital computers is now largely carried by networked PCs.
References in periodicals archive ?
Tying its mainframe operating systems to its mainframe computers by conditioning sales of its operating systems on the purchase or continued use of only those IBM-compatible mainframe computers that are manufactured by IBM;
Most of these concepts were pioneered, popularized and proven by mainframe computers 25 to 30 years ago.
PSI is committed to providing customers the security and reliability characteristics of mainframe computers on open technology, and the Intel Itanium 2 processor is the platform that is enabling us to do it," said Michel Maulick, President and CEO of Platform Solutions, Inc.
3745 Communication Controller enhancements targeted at building more versatile and better performing networks through such technologies as new software support for frame relay networks, distributed computing, and ESCON(A) fiber connections that speed data between mainframe computers five times faster than before.
25 protocols which makes the EMBARC central system accessible to most personal and mainframe computers.
Ameritech Host Interconnect Service for ESCON will use Bell company fiber optics to link remote IBM host systems with other mainframe computers, local area networks, LANS, disk, tape or electronic storage systems, and high-speed printers -- whether they are located across the street or in a city up to 60 kilometers away.
Computer Network Technology Corporation develops, manufactures and markets high-speed extended channel networking products for the interconnection of mainframe computers, database computers and peripheral devices over unlimited distances.
While guests were entertained by massive mainframe computers that demonstrated their budding prowess, many at the Fair were invited to try-out the first video-telephones by calling a pre-configured exhibit at Disneyland, California.
CNT's CHANNELink(TM) products will be used in connection with the implementation of a complex, high speed, wide-area network that will support multiple applications between IBM mainframe computers and related peripheral devices.
Linuxcare today announced the "Linux on zSeries at Work" booth, which demonstrates many successful enterprise customer deployments of Linux on IBM eServer zSeries mainframe computers.
With over $2 trillion of mainframe applications in place around the world, mainframe computers are experiencing renewed interest as they become increasingly critical to the enterprise-computing environment.
As a result of these meetings, new policies pertaining to mainframe computers were introduced into the "National Strategy to Secure Cyberspace," which was released on September 18.