| Acronym | Meaning |
| DAL | Defect Action Level |
| TD | Thermal Desorption |
| SLO | Strictly Localized Orbital |
| CNDO/SWW | Complete Neglect Of Differential Overlap/ Sichel-Whitehead-Wratten Parametrization |
| HFET | Heterostructure Field Effect Transistor |
| FO-ECP | Frozen Orbital-effective Core Potential |
| BAF | Bioaccumulation Factor |
| BIOMOVS | Biosphere Model Validation Study |
| APCD | Air Pollution Control District |
| HWRIC | Hazardous Waste Research And Information Center |