| Acronym | Meaning |
| RLM | Rotating Linear Model (for Effective Potential Surfaces In Coupled-channel Calcns. On Reactive Scattering) |
| MPPA | Modulated Pulse Potential Amperometry |
| CLE | Competitive Ligand Exchange |
| ISTEA | Intermodal Surface Transportation Efficiency Act |
| ARRPA | Air Resources Regional Pollution Assessment Model |
| EDA | European Desalination Association |
| BCP | Biphasic Calcium Phosphate |
| TDTF | Time-dependent Thomas-Fermi |
| NICS | Nucleus-independent Chemical Shifts |
| IDMA | Isotopic Dilution And Mass Analysis |