| Acronym | Meaning |
| SOS | Surfaces Of Section Method (semiclassical Calcn. Of Eigenvalues) |
| MFS | Major Facilitator Superfamily |
| MINT | Metal In-line Treatment |
| EAA | Environmental Assessment Association |
| CIWEM | Chartered Institution Of Water And Environmental Management |
| ECISDT | Size-extensive CI With Single And Double And Triple Excitations |
| GOD | Glucose Oxidase |
| GLOSS | Global Sea Level Observing System (of IOC) |
| WLE | Wigner-Liouville Equation (in Study Of Quantum Dynamics) |
| EELS | Electron Energy Loss Spectroscopy |