| Acronym | Meaning |
| NCAP | Nematic Curvilinear Aligned Phase |
| MECI | Multielectron Configuration Interaction |
| CPF | Cancer Potency Factor |
| KBES | Knowledge-based Expert System |
| STRAT | Stratospheric Tracers Of Atmospheric Transport |
| BARITT | Barrier Injection Transient Time |
| ESO | European Southern Observatory |
| FVEH | Fragment Valence Effective Hamiltonian (in Electronic-structure Calcns. On Mol. Fragments) |
| SGOT | Serum Glutamic-oxaloacetic Transaminase |
| SNF | Spent Nuclear Fuel |