| Acronym | Meaning |
| CV-MCHF | Core-valence Correlation-multiconfiguration Hartree-Fock |
| HPCIC | High-performance Chelation Ion Chromatography |
| GMC | Giant Molecular Cloud |
| GHF | Generalized Hartree-Fock Method |
| SAF | Symmetry Adapted Function (in CI Calcns.) |
| SLG | Strictly Localized Geminal |
| LHSF | Local Hyperspherical Surface Functions (in Quantum Calcns. On Reactive Scattering) |
| ECE | Electrical Conductivity Of Saturation Extract (soils) |
| DIANA | Detection Of Immobilized Amplified Nucleic Acids |
| NGST | Next Generation Space Telescope |