| Acronym | Meaning |
| PRZM | Pesticide Root Zone Model |
| FASEB | Federation Of American Societies For Experimental Biology |
| ACT | Acoustic Charge Transport |
| ACM | Aanderaa Current Meter |
| LSF | Laser-saturated Fluorescence |
| UERPIC | Underground Excavation And Rock Properties Information Center |
| SCLO | Self-consistent Local Orbital |
| HMQC | Heteronuclear Multiple-quantum Coherence |
| ORCA | Optical Resonance Cavity Analyzer |
| PEDM | Perturbation Expansion (of The) Density Matrix |