| Acronym | Meaning |
| ACC | Approximate Coupled Cluster |
| OU | Odor Units |
| NCC | National Computing Center |
| CAA | Clean Air Act Of 1970 |
| WLE | Wigner-Liouville Equation (in Study Of Quantum Dynamics) |
| AFRL | Air Force Research Laboratory |
| FIP | Flow Injection Potentiometry |
| HRMAS | High-resolution Magic-angle Spinning |
| INCENP | Inner Centromere Protein |
| SPLITT | Split-flow Thin [fractionation] |