| Acronym | Meaning |
| MPRSA | Marine Protection |
| PMDA | Pyromellitic Dianhydride |
| PSRG | Position-space Renormalization Group (for D.-of-states Calcns.) |
| IPM | Integrated Pest Management |
| LCTAO | Linear Combination Of Traveling Atomic Orbitals |
| WINS | Well Impactor Ninety-Six |
| DLL | Dynamic Link Library |
| ECMRA | European Chemical Market Research Association |
| SHBG | Sex Hormone-binding Globulin |
| MC-SEA | Multichannel Static-exchange Approximation |