| Acronym | Meaning |
| ACCD | Approximate Double Substitution Coupled Cluster Method |
| GERD | Gastroesophageal Reflux Disease |
| OER | Oxygen Enhancement Ratio |
| TSD | Technical Support Document |
| RCTM | Regional Chemical Transport Model |
| ASE | Amplified Spontaneous Emission |
| LAMP | Laser Ablation Microprobe |
| ISX | Insoluble Starch Xanthate (ion Exchanger For Wastewater Treatment) |
| BLC | Borderless Contact |
| LST | Laser Scattering Tomography |