| Acronym | Meaning |
| RHT | Restricted Hueckel Method |
| MCH | Melanin Concentrating Hormone |
| QFAA | Quartz Furnace Atomic Absorption |
| PMA | Phorbol Myristate Acetate |
| NSR | New Source Review |
| ECP | Exchange Core Polarization |
| NUR | Nitrate Utilization Rate |
| AOVB | Atomic Orbital Valence Bond (molecular Wave Function) |
| DRG | Dorsal Root Ganglion |
| IGT | Insulated-gate Transistor |