Megapascal 
Maintenance Prompter Application 
Management Protocol Adapter 
Mass Processing Analysis 
Meridian Photometry Array 
Microsoft Product Activation 
Multiple Payload Adapter 
Multiple-Period Average 
Multi-PTN Attendant 
Magellan Passport Access 
Maintenance Program Assist 
Management Problems Analysis 
Management Processor Assistant 
Maneuver Propulsion Assembly 
Mean Point of Airburst 
Memo Pad Archive 
Mission Performance Application 
Modular Power Adapter 
Modulating Power Amplifier 
Monthly Product Announcement 
Motion Picture Association 
Motorola Programmable Array 
Multi Pilot Aeroplane 
Multi Port Amplifier 
Multi Protocol Agent 
Multiple Provider Arrangement