| Acronym | Meaning |
| APSA | Advanced Photovoltaic Solar Array |
| AAGP | Aerobic Attached Growth Process |
| ABL | Atmospheric Boundary Layer |
| BLB | Brillouin-Levy-Berthier (theorem In MO Theory) |
| DWRD | Drinking Water Research Division (EPA) |
| DDSC | Dynamic Differential Scanning Calorimetry |
| APDB | Antiphase Domain Boundary |
| SIMP | Solar Irradiance Monitoring Program |
| NWR | Normotensive Wistar Rat |
| ELPAT | Environmental Lead Proficiency Analytical Testing |