| Acronym | Meaning |
| CPR | Chemically Perturbed Region |
| RACER | Research On Antarctic Coastal Ecosystem Rates |
| RDEQ | Reduced Dimensionality Exact Quantum (method For Reactive Scattering) |
| SMMR | Scanning Multichannel Microwave Radiometer |
| MVT | Mississippi Valley-type |
| WPAC | Working Party On Analytical Chemistry |
| MORTI | Mesopause Oxygen Rotational Temp. Imager |
| BDCT | Best Demonstrated Control Technology |
| IWRA | International Water Resources Association (USA) |
| DOFS | Distributed Optical Fiber Sensing |