| Abbreviation | Definition |
|---|---|
| M | Meta |
| MAAS | Multicast Address Allocation Server |
| MAB | Multi Architecture Binary |
| MAC | Motorola Advanced Computer |
| MAC | Multiple Architecture Computer |
| MACE | Macintosh Application Compatibility Environment |
| MACE | Macintosh Audio Compression Environment |
| MACI | Multimedia Advanced Computational Infrastructure |
| MACS | Motorola Advanced Computer System |
| MAC-TIME | Modification-, Access- and Change-Time |
| MAD | Machine-Aided Deconvolution |
| MAF | Mozilla Archive Format |
| MAGIC | My Alternate Graphics And Image Code |
| MAI | Mobile Artificial Intelligence |
| MALLOC | memory allocation |
| MAMBO | Media Asset Management By Objects |
| MAME | Multi Arcade Machine Emulator |
| MAME | Multiple Arcade Machine Emulator |
| MAP | Maintenance Analysis Procedure |
| MAP | Manufacturing Automation Protocol |