| Acronym | Meaning |
| CPD | Contact Potential Difference |
| AAR | Accumulation-area Ratio (for Glaciers) |
| MRE | Mining Research Establishment |
| ASHRAE | American Society Of Heating |
| SITE | Superfund Innovative Technology Evaluation |
| PPLV | Preliminary Pollutant Limit Value |
| EIL | Electron Induced Luminescence |
| CEAREX | Coordinated Eastern Arctic Experiment |
| GOES | Geostationary Operational Environmental Satellite |
| SOCO | Second-order Correlation Orbital |