| Acronym | Meaning |
| CBO | Corrected Born-Oppenheimer (in Calcns. For Mol. Complexes) |
| VLBI | Very Long Baseline Interferometry |
| SCC | Sludge Conditioning Controller |
| UCST | Upper Critical Solution Temperature |
| PIPS | Passivated Implanted Planar Silicon |
| HMIS | Hazardous Material Identification System |
| BCS | British Chemical Standard |
| FOMBT | First-order Many-body Theory |
| EERU | Environmental Emergency Response Unit |
| PA | Photoinduced Absorption |