| Acronym | Meaning |
| TSI | Trophic State Index |
| MBRSPT | Many-body Rayleigh-Schroedinger Perturbation Theory |
| GICS | Grants Information And Control System |
| PFA | Principal Factor Analysis |
| BDCT | Best Demonstrated Control Technology |
| CVAAS | Cold Vapor Atomic Absorption Spectrometry |
| COMA | Cyclic Olefin Maleic Anhydride |
| CROW | Contained Recovery Of Oily Wastes |
| POPW | Partially Orthogonalized Plane Wave |
| CERES | Crop Estimation Through Resource And Environment Synthesis Model |