| Acronym | Meaning |
| ATRS | Attenuated Total Reflection Spectroscopy |
| ORF | Open Reading Frame (DNA Sequence) |
| NEEIA | Nonseparation Electrochemical Enzyme Binding/immunoassay |
| DRG | Dorsal Root Ganglion |
| NPD | Nitrogen Phosphorus Detector (gas Chromatography) |
| PBSS | Porous Bed Biomass Support System |
| REO | Rare Earth Oxide |
| PCA | Polar Cap Absorption |
| ECIP | Energy Conservation Investment Program |
| APHA | American Public Health Association |