| Acronym | Meaning |
| E-2PH-TDA | Extended Two-particle-hole Tamm-Dancoff Approxn. (green-function Method For Ionization-energy Calcns.) |
| IBSCA | Ion Beam Spectrochemical Analysis |
| NSH | Normalized Spherical Harmonic (hamiltonian) |
| LTDA | Low Temperature Die Attach [adhesive] |
| VO/CI | Virtual Orbital/configuration Interaction |
| OGTT | Oral Glucose Tolerance Test |
| IAG | Island-arc Granitoids |
| PAFT | Program For Alternative Fluorocarbon Toxicology Testing |
| ICH | International Conference On Harmonization |
| CSD | Correlated Single Determinant (wave Function) |