The meaning of the Acronym MC is...

MC is

• Mars Crosser
• Mission Completion/Continuation
• Mission Capability
• Midcourse Correction Maneuver
• Memory Configuration

More Meanings For MC:

• Master Clear
• M3CG intermediate language file (Modula-3)
• Manual Chapter (NRC Inspection Manual)
• Micro Compact
• Modular Computing
• Manual Compression
• Memory Card
• Multimedia Card
• Multi Computer
• Merry Christmas
• Master Copy
• Make Call
• Microphone Commando
• Mindless Crap
• Master of Ceremonies

MC is also in:

• Amateur Radio
• Assembly
• Chat
• File Extensions
• General
• Hardware
• Networking
• SMS
• Software
• Telecom