| Abbreviation | Definition |
|---|---|
| MCST | Missionary Catechists of St Therese |
| MCU | Modern Churchpeoples' Union |
| MCWC | Metro Christian Worship Center |
| MCWS | Muslim Community of Western Suburbs |
| MCYM | Malankara Catholic Youth Movement |
| MD | Major Deity |
| MD | Minor Deity |
| MD | Minor Diety |
| MD | Most Divine |
| MDAS | Missionary Diocese of All Saints |
| MDBA | Middle District Baptist Assocation |
| MDC | Mansa Devi Complex |
| MDCA | Mount Dora Christian Academy |
| MDK | Mission Deliver Kindness |
| MDNE | Missionary Diocese of New England |
| ME | Methodist Episcopal |
| MEA | Missionary Education Assistance |
| MEAL | Methodist Episcopal and Lutheran |
| MEASI | Muslim Educational Association of Southern India |
| MECA | Muslim Educational and Cultural Association |