| Acronym | Meaning |
| PBII | Plasma-based Ion Implantation |
| CIRES | Cooperative Institute For Research In Environmental Sciences |
| HST | Hubble Space Telescope |
| MWM | Morris Water Maze |
| HKS | Hohenberg-Kohn-Sham (quantum Theory) |
| CGTB | Cellular And Genetic Toxicology Branch |
| RAPW | Relativistic Augmented Plane Wave |
| NLM | National Library Of Medicine |
| DOMO | Doubly Occupied Molecular Orbital |
| RT | Reverse Transcriptase |