| Acronym | Meaning |
| LPGD | Low-pressure Gas Discharge |
| NTGS | Air/Superfund National Technical Guidance Study |
| DRFM | Digital Radio-frequency Memory |
| FOND PT | Finite-order Nondegenerate Perturbation Theory |
| MRF | Municipal Recycle Facility |
| MWEP | Monofilled Waste Extraction Procedure |
| CASTNET | Clean Air Status And Trends Network |
| HAB | Harmful Algal Bloom |
| OCE | One-center Expansion (SCF MO Method) |
| PSA-CCSD | Partially Spin Adapted-CCSD |