| Acronym | Meaning |
| AGNIC | Agriculture Network Information Center |
| RODAC | Regional Ocean Dumping Advisory Committee |
| HAC | Hydrogen-assisted Cracking |
| NCAP | Noncriteria Air Pollutants |
| PPN | Peroxypropionyl Nitrate |
| GPSC | Gas Proportional Scintillation Counter |
| CMSSM | Constrained Minimal Supersymmetric Standard Model |
| TMA | Tissue Microarray |
| FSIS | Food Safety And Inspection Service |
| GREAT-ER | Geog.-referenced Regional Exposure Assessment Tools For European Rivers |