| Acronym | Meaning |
| CEC | Commission Of The European Communities |
| NCSRP | National Contaminated Sites Remediation Program |
| ECPA | European Crop Protection Association |
| ORU | In Orbit Replaceable Unit (spacecraft) |
| NLP | Natural Language Processing |
| SCF | Supercritical Fluid |
| WATOC | World Association Of Theoretically Oriented Chemists |
| LEMO | Lowest Empty Molecular Orbital (equivalent To LUMO) |
| FYNES | Fluorescence Yield Near Edge Spectroscopy |
| LEAR | Low Energy Antiproton Ring |