| Acronym | Meaning |
| NVFRAM | Nonvolatile Ferroelectric Random Access Memory |
| IPSC | Inhibitory Postsynaptic Current |
| SETS | Superfund Enforcement Tracking System |
| OAQPS | Office Of Air Quality Planning And Standards |
| STB | Semiempirical Tight Binding |
| DEMA | Diesel Engine Manufacturers Association |
| TSCW | Torsional Spin Current Wave (type Of Hartree-Fock Wave Function) |
| AMN | Alkali Metal Nitrite(s) |
| DQ-MBPT | Double And Quadruple Excitation Diagrams In Many-body Perturbation Theory |
| RIR | Reference-intensity Ratio |