| Acronym | Meaning |
| NRA | National Rivers Authority (UK) |
| MSS | Multispectral Scanner |
| MCEP | Multiconfigurational Electron Propagator (in Ionization Potential Calcns.) |
| FBG | Fiber Bragg Grating |
| CNIE | Committee For The National Institute For The Environment |
| SLS | Strained Layer Superlattice |
| FRAM | Fine Resolution Antarctic Model |
| MPY | Miles Per Year |
| EHMO | Extended Hueckel Molecular Orbital |
| CWD | Chronic Wasting Disease |