MMCM
| Acronym | Definition |
|---|---|
| MMCM | MultiMediaCard Mobile (flash memory format) |
| MMCM | Mixed-Mode Clock Manager |
| MMCM | MR (Magnetic Resonance) Macromolecular Contrast Medium (radiology) |
| MMCM | Mustangs & More Car Meet (GC2) |
| MMCM | Master of Music in Church Music (degree; various locations) |
| MMCM | Machinist's Mate, Master Chief (USN Rating) |
| MMCM | Mars Mesoscale Circulation Model (meteorology) |