| Acronym | Meaning |
| CLIMAP | Climate Long-range Investigation Mapping And Prediction |
| QDO | Quantum-defect Orbital (theory) |
| PRIME | Plume Rise Model Enhancements |
| CHELEQ | Charge Electronegativity Equalization |
| FDR | Frequency Domain Reflectometry |
| GWTR | Ground Water Treatment Rule |
| AODP | Advanced Ocean Drilling Program |
| MST | Microbial Source Tracking |
| NSPS | New Source Performance Standards |
| ACOPS | UK Advisory Committee Of Oil Pollution Of The Sea |