| Acronym | Meaning |
| SIA | Self-interstitial Atom |
| HNE | Human Neutrophil Elastase |
| PSHF | Pseudospectral Hartree-Fock |
| CERCLA | Comprehensive Environmental Response |
| ANR | Adiabatic Nuclear Rotation (in Calcns. On Mol. Collisions) |
| FVC | Forced Vital Capacity (lung Function) |
| CBDS | Carcinogenesis Bioassay Data System |
| MPDS | Moment-polarized Dirac-Slater |
| EBAM | Electron-beam-addressable Memories |
| FUSE | Far Ultraviolet Spectroscopic Explorer |