| Acronym | Meaning |
| SOC | Superposition Of Configurations (wave Functions) |
| OMP | Outer Membrane Protein |
| SDME | Static Mercury Drop Electrode |
| GSA | Generator-state Approach (in Many-body Quantum Theory) |
| GAO | General Accounting Office |
| ADI | Austempered Ductile Iron |
| UA | Unequilibrated Aggregate (interplanetary Dust Particle) |
| CUTLASS | Co-operative UK Twin-Located Auroral Sounding System |
| MPY | Miles Per Year |
| CSDA | Continuous Slowing Down Approximation |