| Abbreviation | Definition |
|---|---|
| MKTI | Mission Kit Technical Instruction |
| ML | Middeck Left |
| ML | Mobile Launcher |
| ML | Mold Line |
| MLA | MDM (Manipulator Deployment Mechanism) Launch Aft |
| MLA | Mercury Laser Altimeter |
| MLA | Monochrome Lens Assembly |
| MLB | Multilayer Board |
| MLB | Multi-Layer Board |
| MLC | Mobile Launcher Computer |
| MLF | MDM (Manipulator Deployment Mechanism) Launch Forward |
| MLF | MDM Launch Forward |
| MLGS | Microwave Landing Guidance System |
| MLI | Multi-Layer Insulation |
| MLI | Multi-processor Link Interface |
| MLL | MDM (Manipulator Deployment Mechanism) Launch Left |
| MLL | MDM Launch Left |
| MLPED | Mobile Launcher Pedestal |
| MLPS | Manual Level Position Sensor |
| MLR | MDM (Manipulator Deployment Mechanism) Launch Right |