| Acronym | Meaning |
| CMC-SCF | Complete Multiconfiguration Self-consistent Field |
| NADP | Nicotinamide Adenine Dinucleotide Phosphate |
| SSF | Space Station Freedom |
| IEH | Intermediate Effective Hamiltonian |
| EFFF | Energy Factored Force Field |
| DHBT | Double Heterojunction Bipolar Transistor |
| ALOHA | Areal Location Of Hazardous Atmospheres |
| LEISS | Low-energy Ion-scattering Spectroscopy |
| PSS | Perturbed Stationary State |
| DIP | Document Image Processing |