| Acronym | Meaning |
| EESL | Environmental Ecological And Support Laboratory |
| SALQR | Successive Approximation Linear Quadratic Regulator (for Groundwater Management) |
| ESIS | European Structural Integrity Society |
| SH3 | Src Homology 3 |
| EXOSAT | European X-ray Observatory Satellite |
| BCPB | Bromochlorophenol Bluepar |
| CSIR | Chemistry Software And Information Resources |
| LFA | Long-chain Fatty Acid(s) |
| SCPT | Self-consistent-perturbation Theory |
| EHCO | Extended Hueckel Crystal Orbital |