| Abbreviation | Definition |
|---|---|
| MEP | Motor Evoked Potentials |
| MEPT | Medical Emergency Physician Technician |
| MEQ | MilliEQuivalent |
| MEQ/L | MilliEQuivalents Per Liter |
| MERRF | Myoclonic Epilepsy with Ragged Red Fibres |
| MERT | Massage Emergency Response Team |
| MESA | Micro Epididymal Sperm Aspiration |
| MESA | Microscopic Epididymal Sperm Aspiration |
| MET | Metabolic Equivalent |
| MET | metabolic equivalent of task |
| MET | metabolic equivalent task |
| METCON | Metabolic Conditioning |
| METHBL | Methylene Blue |
| METHEN | Methenamine |
| METHENMAN | Methenamine Mandelate |
| METHENSULF | Methenamine Sulfate |
| METHSAL | Methyl Salicylate |
| METHYLPREDACE | Methylprednisolone Acetate |
| METHYLTEST | Methyltestosterone |
| METS | Metabolic Syndrome |