| Abbreviation | Definition |
|---|---|
| MDRG | Media of Diaspora Research Group |
| MDS | Mail Delivery System |
| MDU | Multiple Distribution Unit |
| MEAP | Multifunctional Embedded Application Platform |
| MECC | Memory Expansion Card Connector |
| MENTOR | Mentoring Experience Networking Trust Opportunities and Research |
| MEOW | Microsoft Extended Object Wire |
| MEP | Message Exchange Pattern |
| MEP | Most Effective Profile |
| MERL | Monitoring, Evaluation, Reasearch and Learning |
| MERL | Monitoring, Evaluation, Research and Learning |
| MES | Master Earth Station |
| MES | Memory Erase Signal |
| MESA | Meta Email Search Agent |
| METP | Mobile End Transport Protocol |
| METS | Metadata Encoding and Transmission Standard |
| MF | MetricFiber |
| MFA | Multi-Factor Authentication . |
| MFAN | Michigan Fashion Alliance Network |
| MFAN | Minnesota Farmer Assistance Network |