| Acronym | Meaning |
| ZAA | Zeeman Atomic Absorption |
| TGDDM | Tetraglycidyl-4,4'-diaminodiphenyl Methane Epoxy |
| GKS | Gaspar-Kohn-Sham (potential For Exchange And Correlation In Band Structure Calcns.) |
| FATES | FIRFA And TSCA Enforcement System (now Known As SSTS) |
| DET | Direct Nonradiative Electronic Energy Transfer |
| RSMP | Rayleigh-Schroedinger-Moeller-Plesset Perturbation |
| TIROS | Television And IR Observation Satellite |
| DOP | Dissolved Organic Phosphorus |
| CASS | Cyclic Activated Sludge System |
| UMER | Ultrasonically Modulated Electron Resonance |