Hardware, especially older and larger hardware of mainframe class with big metal cabinets housing relatively low-density electronics (but the term is also used of modern supercomputers). Often in the phrase big iron. Oppose silicon.

See also dinosaur.

[Jargon File]

Last updated: 1994-11-04

Nearby terms:

IRIS ExplorerIRIXIRLIRMironIron Ageiron boxIronmanironmonger

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