| Acronym | Meaning |
| LINEAR | Lincoln Near Earth Asteroid Research |
| CYCLOPS | Cyclically Ordered Phase Sequence |
| NDB | Nucleic Acid Database |
| LFECA | Low Frequency Eddy Current Array |
| RAFA | Rank Annihilation Factor Analysis |
| PLSR | Partial Least-squares Regression |
| TFA | Thomas-Fermi-Amaldi (equation) |
| QSR | Quality Status Report (of North Sea Task Force) |
| PLDA | Piecewise Linear Discriminant Analysis |
| PANNA | Pesticide Action Network North America |