| Acronym | Meaning |
| BSAF | Biota-to-sediment Accumulation Factor |
| GHR | Growth Hormone Receptor |
| IACG | Inter-Agency Consultative Group |
| ESAA | Earth Science Advanced Aircraft |
| CHMO | Constrained Hartree-Fock Orbitals |
| DEIS | Draft Environmental Impact Statement |
| WSF | Water Soluble Fraction |
| WWEMA | Waste And Wastewater Equipment Manufacturers Association |
| DMF | Drug Master File |
| PAN | Peroxyacetyl Nitrate |