| Acronym | Meaning |
| AAGP | Aerobic Attached Growth Process |
| PEDRI | Proton-electron Double-resonance Imaging |
| AGP | Antisymmetrized Geminal Product (wave Function) |
| GLP | Great Lakes Precipitation |
| NRA | National Rivers Authority (UK) |
| CMC | Conditional Moment Closure [model] |
| OEL | Occupational Exposure Limit |
| RISC | Reduced-instruction-set Computer |
| COA | Coenzyme A |
| FQHE | Fractional Quantum Hall Effect |