| Abbreviation | Definition |
|---|---|
| AL | Artificial Intelligence |
| AMCE | Applied Mechanics and Civil Engineering |
| AMFA | Aircraft Mechanics Fraternal Association |
| AMM | Adaptive Mission Mechanics |
| AMM | Applied Mechanics and Materials |
| AMMDA | Alemnis Materials Mechanics Data Analyzer |
| APCOM | Asia-Pacific Congress on Computational Mechanics |
| APDV | Advance Pro-Series Digital Variable Ignition |
| ARV | Asset Replacement Value |
| ASD | Anti-Slip Differential |
| ASFM | Advances in Solid and Fluid Mechanics |
| ASM | Absolute Stability Margin |
| ASR | Anti-Slip Regulation |
| AT | Automatic Transmission |
| ATEM | Advanced Technology in Experimental Mechanics |
| ATLAS | Argonne Tandem Linear Accelerator System |
| ATV | Agena target vehicle |
| AVCM | Asynchronous Variational Contact Mechanics |
| BAEM | bachelor of aerospace engineering and mechanics |
| BCAMF | Bossman Compressed Air Micro Filter |