MA Master of Arts
MASER Microwave Amplification by Stimulated Emission of Radiation
MAT Minimum Alternative Tax
MER Mars Exploration Rover
MBA Master of Business Administration
MBBS Bachelor of Medicine and Bachelor of Surgery
MBT Main Battle Tank
MCA Monetary Compensatory Allowance / Master of Computer Application
MCC Melbourne Cricket Club
MCF Master Control Facility
MD Doctor of Medicine
MEP Minimum Export Price
MES Military Engineering Service
METSAT Meteorological Satellite
MFA Multi-Fibre Agreement
MFN Most Favoured Nation
MI Military Intelligence
MIP Moon Impact Probe
MISA Maintenance of Internal Security Act
MIT Mechachusates Institute of Technology (USA)
MLA Member of Legislative Assembly
MLC Member of Legislative Council
MMS Multimedia Messaging Service
MMTC Minerals and Metals Trading Corporation of India
MNC Multi-national Corporation
MNIC Multi-purpose National Identity Card
MODEM Modulator-Demodulator
MODVAT Modified Value Added Tax
MRCP Member of Royal College of Physicians
MRCS Member of Royal College of Surgeons
MRI Magnetic Resonance Imaging
MRTPC Monopolies and Restrictive Trade Practices Commission
MRTS Mass Rapid Transit System
MSA Maritime Safety Agency
MSCF Maritime Security Cooperation Framework
Mss Manuscript
MTCR Missile Technology Control Regime
MTO Multilateral Trade Organisation
MVC Maha Vir Chakra