| Acronym | Meaning |
| HCD | Hollow Cathode Discharge |
| GAR | Grain Aspect Ratio |
| RIP | Ribosome-inactivating Protein |
| SNO | Spin Natural Orbital |
| RISM | Reference Interaction Site Model |
| ADGIXA | Angular-dependent Glancing-incidence X-ray Analysis |
| ICCP | International Climate Change Partnership |
| ATPASE | Adenosine Triphosphatase |
| COSS | Correlation Shift Scaling |
| FSGO | Floating Spherical Gaussian Orbital |