| Acronym | Definition |
|---|
| MEL | Maximum Exposure Limit |
| MEL | Melamine |
| MEL | Manufacturing Engineering Laboratory |
| MEL | Mitsubishi Electric (Japan) |
| MEL | Minimum Equipment List |
| MEL | Multi-Engine Land |
| MEL | Maya Embedded Language |
| MEL | Mineral Exploration Licence (Australia) |
| MEL | Michigan Electronic Library |
| MEL | Master Equipment List |
| MEL | Military Education Level |
| MEL | Miscellaneous Electric Load (energy use) |
| MEL | Marine Engineering Laboratory |
| MEL | Middle European League (volleyball) |
| MEL | Medical Entomology Laboratory |
| MEL | Material Engineering Laboratory |
| MEL | Master Environmental Library |
| MEL | Master Events List |
| MEL | Mobile Experience Lab (Massachusetts Institute of Technology) |
| MEL | Maintenance Expenditure Limit |
| MEL | Minimum Equipment Level |
| MEL | Modular Electromagnetic Levitator (astrophysics) |
| MEL | Melbourne, Victoria, Australia - Tullamarine (Airport Code) |
| MEL | Micro Enterprise Loan (Trinidad & Tobago facility) |
| MEL | Military Exercise Leader (Cooper Institute; Dallas, TX) |
| MEL | Mobile Erector Launcher |
| MEL | Macaulay Enterprises Ltd. |
| MEL | Master Environment Library |
| MEL | Main Events List |
| MEL | Maximum Engagement Line (US DoD) |
| MEL | Minimum Enroute Level |
| MEL | Medical Employment Limitation (Canada) |
| MEL | Minimum Essential Listing |
| MEL | Minimum Excitation Limit |
| MEL | Mission Essential Level |
| MEL | Maximum Emergency Load |