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1. Major items of military weaponry (as tanks or missile)
    
2. Instrumentalities (tools or implements) made of metal
   - ironware
    
3. (computer science) the mechanical, magnetic, electronic, and electrical components making up a computer system
   - computer hardware

Derived forms: hardwares

Type of: arms, component, constituent, element, implements of war, instrumentality, instrumentation, munition, weaponry, weapons system

Antonym: software

Part of: computer, computing device, computing machine, data processor, electronic computer, information processing system

Encyclopedia: Hardware Hardware, expansion cards