| Acronym | Meaning |
| SDIO | Strategic Defense Initiative Organization |
| DCA | Dressed-cluster Approximation (in Band-structure Calcns.) |
| SVCA | Soil Vapor Contaminant Assessment |
| NEWWA | New England Water Works Association |
| MIDI-N | Split-type Contracted GTO Basis Set (n = 1 |
| FRAPP | Fluorescence Recovery After Patterned Photobleaching |
| PCP | Pentachlorophenol (Reg: 87865) |
| ROMNET | Regional Ozone Modeling For Northeast Transport |
| SNMS | Sputtered Neutral Mass Spectrometry |
| GCHF | Generator Coordinate Hartree-Fock |