The 2012 World Curling Championships may refer to one of the following curling championships:

• 2012 World Men's Curling Championship
• 2012 Ford World Women's Curling Championship
• 2012 World Junior Curling Championships
• 2012 World Senior Curling Championships
• 2012 World Wheelchair Curling Championship
• 2012 World Mixed Doubles Curling Championship

• Multicamera setup
• Multicart
• Multicast
• Multicast address
• Multicast DNS
• Multicasting
• Multicast Listener Discovery
• Multicast reverse path forwarding
• Multicast Source Discovery Protocol
• Multicategory
• Multi-cell organism
• Multicellular
• Multicellular animal
• Multicellular fungi
• Multicellular organism
• Multicellular organisms
• Multicenter Automatic Defibrillator Implantation Trial
• Multicenter trial
• Multichannel
• Multichannel audio
• Multichannel I/O Bus
• Multichannel marketing
• Multi-channel memory architecture
• Multichannel Multipoint Distribution Service
• Multi-channel multi-point distribution service