
1) Brain in many an Asimov story 2) Digital computer 3) Fictional military sergeant 4) Mainframe computer 5) Server alternative 6) Type of computer
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https://www.crosswordclues.com/clue/mainframe

1) Cpu 2) Processor 3) Supercomputer
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https://www.crosswordclues.com/clue/mainframe

(from the article `electronics`) ...discrete pieces of equipment used primarily for data processing and scientific calculations. They ranged in size from minicomputers, comparable in ... ...the fabrication of the integrated circuit, a solid-state device containing hundreds of transistors, diodes, and resistors on a tiny silicon chip. .....
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http://www.britannica.com/eb/a-z/m/15

1. A large computer featuring downloadable microcode, rich I/O paths, substantial integrity enforcement, degradated mode capability, multiple virtual machines, and terabyte address spaces. 2. The central patch panel for a facility's cabling system. 3. slang Any computer bigger then a PC or Macintosh. See also MiniComputer.
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http://www.encyclo.co.uk/local/20091

A non-networked, large computer, the predecessor of personal computers.
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http://www.encyclo.co.uk/local/20108

Class of large, general-purpose computer forming the central part of a data processing system.
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http://www.encyclo.co.uk/local/20462

A large digital computer, such as would be used in a hospital for information management. ... Compare: mini. ... (05 Mar 2000) ...
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http://www.encyclo.co.uk/local/20973

Also known as 'Big Iron'. A large powerful central computer to which a network of smaller computers are connected, used commonly by large organisations
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http://www.encyclo.co.uk/local/22643

A self-contained piece of hardware, which is essentially a centralised resource for many users. IT managers like them because it keeps processing and storage control within the IT department. They are also quite difficult to steal. However if it goes wrong it can send the organisation concerned into a corporate industrial coma. Old school technolog...
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http://www.ft.com/dbglossary

A mainframe is the largest type of computer, requiring an air-conditioned room and special staff, including operators, programmers, and system analysts, to run it. They are used by large organisations, such as banks, because they can handle vast amounts of information with ease and calculate at high speed. They can also handle many users simultaneo...
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http://www.probertencyclopaedia.com/browse/GM.HTM

[
n] - a large digital computer serving 100-400 users and occupying a special air-conditioned room
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http://www.webdictionary.co.uk/definition.php?query=mainframe
noun a large digital computer serving 100-400 users and occupying a special air-conditioned room
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https://www.encyclo.co.uk/local/20974

Large computer used for commercial data processing and other large-scale operations. Because of the general increase in computing power, the differences between the mainframe, supercomputer, minicomputer, and microcomputer (personal computer) are becoming less marked. Mainframe manufacturers include IBM, Amdahl, Fujitsu, and Hitachi. Typical ma...
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https://www.encyclo.co.uk/local/21221

An expensive, general purpose computer with the ability to be used by many users simultaneously.
Found on
https://www.encyclo.co.uk/local/22803
No exact match found.