| Abbreviation | Definition |
|---|---|
| MIT | Miles In - Trail |
| MITS | Mobility Impaired Transportation System |
| MIV | Mechanised Infantry Vehicle |
| MIV | Mechanised Infantry Vehicles |
| MIV | Microfinance Investment Vehicle |
| MKAT | Mobilizing Knowledge on Active Transportation |
| MKE | General Mitchell International Airport |
| ML | Magnetic Levitation |
| MLB | Mini Landbridge |
| MLC | Maximum Legal Carryon |
| MLDI | Meter List Display Interval |
| MLG | Main Landing Gear |
| MLGD | Main Landing Gear Door |
| MLPS | Main Line Passenger Services |
| MLS | Microwave Landing System |
| MLV | Modified Launch Vehicle |
| MM | Middle Marker |
| MM | Mighty Mac |
| MM | Mile Marker |
| MMDOC | Merchant Mariners Documentation |