| Abbreviation | Definition |
|---|---|
| AMTS | Automated Motorized Total Station |
| AMTS | Automated Motorized Total Stations |
| AMTS | Automotive Mobile Test Solution |
| AMU | A Atomic Mass Unit |
| AMU | Absolute Mass Unit |
| AMU | Absolute Metric Unit |
| AMU | Algona Municipal Utilities |
| AMU | Alphabetical Mean Unit |
| AMU | Alternative Mass Unit |
| AMU | Amazing Magic Understanding |
| AMU | Ambulatory Medical Unit |
| AMU | Arbejds Markeds Uddannelser |
| AMU | Army Marksmanship Unit's |
| AMU | Atlantic Municipal Utilities |
| AMU | Atomic Molecular Unit |
| AMU | Atomic Molecules United |
| AMU | Average Monthly Usage |
| AMU | Azelf Mesprit and Uxie |
| AMUA | Acute Myelopathy of Unknown Aetiology |
| AMUA | Adaptive Miniaturized Ultrawideband Antenna |