| Acronym | Meaning |
| ALICE | Acid-labile Isotope-coded Extractants |
| PCM | Phase Contrast Microscopy |
| CCE | Counterflow Centrifugal Elutriation |
| NESHAPS | National Emission Standards For Hazardous Air Pollutants |
| ERMM | Effective R-matrix Model (in Reactive Electron-mol. Scattering) |
| SERDS | Shifted Excitation Raman Difference Spectroscopy |
| NCASI | National Council For Air And Stream Improvement |
| OOS | Optical-oscillator Strength |
| MDR | Multidrug Resistance |
| SAP | Scientific Advisory Panel (FIFRA) |