| Acronym | Meaning |
| SSB | Semiclassical Sudden Born (approxn. In Ion-atom Collisions) |
| CHP | Combined Heat Power |
| ESES | Environmental Sampling Expert System |
| LSASV | Linear Sweep Anodic Stripping Voltammetry |
| WILDCAT | Warning And Identification Lidar Detector For Countering Agent Threats |
| STLE | Society Of Tribologists And Lubrication Engineers |
| EMI | Enriched Mantle Component 1 (of S. R. Hart |
| HCWP | Hard Corrugated Wall Potential |
| PIAS | Photon-counting Image Acquisition System |
| TDMO | Time-dependent Molecular Orbital |