| Acronym | Meaning |
| COBE | Cosmic Background Explorer Satellite (NASA) |
| IC-ACPF | Internally Contracted (multireference) Averaged Coupled Pair Functional |
| GOR | Gas/oil Ratio |
| EPC | Evaporative Pattern Casting |
| ARDS | Acute Respiratory Distress Syndrome |
| EBV | Epstein-Barr Virus |
| RDW | Relativistic Distorted Wave |
| SCR | Selective Catalytic Reduction |
| RHIC | Relativistic Heavy-Ion Collider |
| NWWA | National Water Well Association |