| Acronym | Meaning |
| RSPE | Rayleigh Schroedinger Perturbation Expansion |
| SAMOS | System For Automated Monitoring Of Org. Pollutants In Surface Water |
| NVSS | NRAO VLA Sky Survey |
| BAZ | Biologically Active Zones |
| DXRD | Differential X-ray Diffraction |
| SMP | Soluble Microbial Products |
| HMC | Human Mast Cell |
| WPCP | Water Pollution Control Plant |
| CCTM | Coupled-channel Transition Matrix (in Atom-surface Scattering) |
| SCTB | Self-consistent Tight-binding (in Electronic Structure) |