| Acronym | Definition |
|---|
| MDL | Moldovan Leu (ISO currency code) |
| MDL | Module |
| MDL | Middle |
| MDL | Method Detection Limit (analytical laboratories) |
| MDL | Multi-District Litigation (proceeding) |
| MDL | Meteorological Development Lab (US NWS) |
| MDL | Mitglied des Landtages (German: Member of Federal State Parliament) |
| MDL | Mode Data Length |
| MDL | Microstation Development Language |
| MDL | Missing Delimiter on List |
| MDL | Maintenance Digital Link |
| MDL | Model File |
| MDL | Model Description Language |
| MDL | Multicast Data Link |
| MDL | Method Detection Limit |
| MDL | Minimum Description Length Principle (code length) |
| MDL | Minimum Detection Limit |
| MDL | Muendlich (German: Verbal) |
| MDL | Military Demarcation Line |
| MDL | MicroStation Development Language (C-like programming language for MicroStation) |
| MDL | Model Description Language (programming) |
| MDL | Minimal Description Length |
| MDL | Memory Descriptor List |
| MDL | Minimum Detectable Level |
| MDL | Molecular Design LTD (corporate name) |
| MDL | Meaning Definition Language |
| MDL | Messenger Discovery Live |
| MDL | Microelectronics Development Laboratory |
| MDL | Master Deliverables List |
| MDL | Mission Data Loader |
| MDL | Master Document List |
| MDL | Maintenance Data Link |
| MDL | Master Drawing List |
| MDL | Microwave Development Laboratories (Needham, MA) |
| MDL | Message Definition Language |
| MDL | Methane Drainage Licence (UK) |
| MDL | Marine Data Literacy (courses) |
| MDL | Management Data List |
| MDL | MAGTF Data Library |
| MDL | Main Drive Line |
| MDL | Multipurpose Data Link |
| MDL | Member Digital Library (IEEE) |
| MDL | Maximum Data Length |
| MDL | Master Data List |
| MDL | Moray Model |
| MDL | Maintenance Drug List |
| MDL | Map Definition Language |
| MDL | Meta Data Layer |
| MDL | Multiuse Data Link |
| MDL | Merged DRAM with Logic |
| MDL | Maximum Detectable Limit |
| MDL | Machinery Data Logger |
| MDL | Micro-Disk Laser |
| MDL | Material Deviation List |
| MDL | Minimum Decode Level |
| MDL | Matrix Definition Language |
| MDL | Manufacturing Delivery Leader |
| MDL | Marine Data Link (US Navy) |
| MDL | Minimal Demand Load |
| MDL | Maintenance Deficiency List |
| MDL | Message Distribution Library |
| MDL | Message Dispatching Logic |
| MDL | Mission Data Language (NASA flight software development) |
| MDL | Maximum Day Limit (medical benefit prescription plans) |