| Acronym | Meaning |
| PAS | Positron Annihilation Spectrometry |
| SCC | Self-consistent Collective Coordinate (in Reactive Collisions) |
| ISV | Initial Settling Velocity |
| OGC | Office Of General Counsel |
| CUP | Conditional Use Permit |
| TSDC | Thermally Stimulated Depolarization Currents |
| ILS | Instrumental Line Shape |
| LOPAP | Library Of Pharmacologically Active Peptides |
| CHA | Concept Hazard Analysis |
| PICLS | Photoionization Controlled-loss Spectroscopy |