| Acronym | Meaning |
| EEGL | Emergency Exposure Guidance Levels |
| ADO | Average Dipole Orientation |
| QIP | Quantum Information Processing |
| SIFCA | Slurry-infiltrated Fiber Castable [ceramic Casting Technique] |
| FF-MBPT | Finite-field Many-body Perturbation Theory |
| NWC | National Water Council (UK) |
| TPR | Tetratricopeptide Repeat |
| CHAOS | Canadian High Acceptance Orbit Spectrometer |
| AQSM | Air Quality Simulation Model |
| GTE | Global Tropospheric Experiment |