| Abbreviation | Definition |
|---|---|
| MAOT | Maximum Allowable Operating Time |
| MAP | Maintenance Analysis Program |
| MAP | Message Acceptance Pulse |
| MAP | Microwave Anistropy Probe |
| MAP | Mission Application Program |
| MAP | Modified Atmosphere Pack |
| MAPD | Mission Analysis and Publications Division |
| MAPOLE | MAgnetic DiPOLE |
| MAPS | Measurement of Air Pollution from Satellites |
| MAPS | Measurement of Atmospheric Pollution from Satellites |
| MAR | Maintenance Action Request |
| MAR | Maintenance And Refurbishment |
| MAR | Memory Address Register |
| MAR | Mission Analysis Room |
| MARCI | MARs Color Imager |
| MARGO | Manned Apollo Recovery Ground Optics |
| MARS | Martin Automatic Reporting System |
| MARS | Modular Airborne Recorder System |
| MASDC | Military Aircraft Storage and Disposition Center |
| MASMP | Mission Analysis and Suport Management Plan |