| Acronym | Meaning |
| CSTIM | Channeling Scanning Transmission Ion Microscopy |
| DAF | Distributed Approximating Functional (in Study Of Quantal Wave-packet Propagation) |
| ERIIS | Environmental Risk Information And Imaging Services |
| PELMO | Pesticide Leaching Model |
| DMO | Delocalized Molecular Orbital |
| SETS | Superfund Enforcement Tracking System |
| AHSV | African Horsesickness Virus |
| LDOS | Local Density Of States |
| GGG | Gallium Gadolinium Garnet |
| LSA | Local Space Approximation |