| Acronym | Meaning |
| QCCA | Quasiclassical Close-coupling Approximation |
| PCCS | Phase-corrected Coupled-states (approxn. For Scattering Calcns.) |
| IGT | Insulated-gate Transistor |
| CLC | Capacity Limiting Constituents |
| BEPR | Biological Excess Phosphorus Removal |
| POA | Preoptic Area |
| DRAMA | Dipolar Restoration At The Magic Angle |
| RSNA | Renal Sympathetic Nerve Activity |
| ERP | Event-related Potential |
| SEPA | State Environmental Policy Act |