| Acronym | Meaning |
| PDI | Polarization-division Interferometry |
| EDD | Enforcement Decision Document |
| SLG | Strictly Localized Geminal |
| CPT | Carnitine Palmitoyltransferase |
| MLSCN | Molecular Libraries Screening Centers Network |
| FBA | Fluorescent Brightening Agent |
| GLIS | Global Land Information System |
| LDR | Low Dose Radiation |
| SPARC | Stratospheric Processes And Their Role In Climate |
| NASQAN | National Stream Quality Accounting Network |