| Acronym | Meaning |
| CAOS | Computer Assisted Organic Synthesis |
| CST | Charcoal Sorbent Tubes |
| HDF | Hubble Deep Field |
| RSMST | Real-space Multiple-scattering Theory (in Electronic Structure) |
| OLF | Overland Flow |
| AFCOP | Active Filler-controlled Pyrolysis |
| UHVEM | Ultra High Voltage Electron Microscopy |
| SMART-1 | Small Missions For Advanced Research In Technology-1 |
| BANSHEE | Beam Accelerator For Novel Super High Energy Electron |
| CEEES | Committee Of European Environmental Engineering Societies |