| Acronym | Meaning |
| ACEC | Areas Of Critical Environmental Concern |
| DSA | Doppler Shift Attenuation |
| CASE | Coordinated Air Sea Experiment |
| LVQ | Learning Vector Quantization |
| LSDX | Local-spin-density (with Exact) Exchange |
| PWBA | Plane-Wave Born Approximation |
| HEB | High Efficiency Boiler |
| OSSA | Office Of Space Science And Applications (NASA) |
| ECCM | Extended Coupled-cluster Method |
| CDP | Cytidine 5'-diphosphate |