| Abbreviation | Definition |
|---|---|
| MPW | Many People Writing |
| MPW | Master of Professional Writing |
| MQL | Metaweb Query Language |
| MQL | Monitoring Query Language |
| MRDL | Model Repository Description Language |
| MRML | Medical Reality Markup Language |
| MRML | Medical Reality Modeling Language |
| MRML | Mind Reading Markup Language |
| MRML | Multimedia Retrieval Markup Language |
| MSDL | Military Scenario Definition Language |
| MSDL | MPEG Syntactic Description Language |
| MSLS | Milwaukee Sign Language School |
| MSLT | Microsoft Speech Language Translation |
| MSML | Medicine Simulation Markup Language |
| MSRW | Magnolia State Romance Writers |
| MSRW | Multi Sensory Reading And Writing |
| MSRW | Multi-Sensory Reading and Writing |
| MTFL | Methods of Teaching Foreign Languages |
| MTI | Mother Tongue Influence |
| MTL | Manufacturers Technical Literature |