| Abbreviation | Definition |
|---|---|
| MSBC | Michigan Sports Business Conference |
| MSC | Measurement Science Conference |
| MSC | Mid South Conference |
| MSC | Moving and Storage Conference |
| MSCL | Moscow Student Conference on Linguistics |
| MSCT | Microsoft Cafeteria Tour 2006 |
| MSLC | Multicultural Student Leadership Conference |
| MSNC | Music Supervisors National Conference |
| MSOC | Medical Special Operations Conference |
| MSR | IEEE Mining Software Repositories Conference |
| MSSF | Massachusetts State Science Fair |
| MTAC | Middle Tennessee Athletic Conference |
| MTEHBE | Special Symposium on Maturing Technologies and Emerging Horizons in Biomedical Engineering |
| MTF | Mediterranean Travel Fair |
| MTOL | National Forum on Military Telemedicine On-Line Today: Research, Practice, and Opportunities |
| MTTS | Maryland Travel Tourism Summit |
| MUC | Message Understanding Conference |
| MUC | Message Understanding Conferences |
| MUMC | Michigan Undergraduate Mathematics Conference |
| MUPC | Michigan Undergraduate Philosophy Conference |