| Acronym | Meaning |
| EAM | Energy Absorbing Molecules |
| SLMTO | Surface Linear (combination) Of Muffin-tin Orbitals |
| PFBC-CC | Pressurized Fluidized-bed Combustion/combined Cycle (of Coal) |
| PWTF | Plane-wave Translation Factors (in Atom-ion Inelastic Collisions) |
| ICCD | Intensified Charge-coupled Device |
| NEIS | National Environmental Information Service |
| NBD | Nucleotide Binding Domain |
| MOSQITO | Modeling Of Stormwater Quality Including Tanks And Overflows |
| SCADS | Superfund Chemical Analysis Data System (see CARD) |
| DBL | Diffusive Boundary Layer |