| Acronym | Meaning |
| SRB | Sulfate Reducing Bacteria |
| PMF | Positive Matrix Factorization |
| BESB | Biological Environmental Specimen Banking |
| MLTCS | Mesosphere-lower Thermosphere Coupling Study |
| BEA | Binary Encounter Approximation |
| MRO | Medium Range Order |
| MP2(FU) | MP2(full) Inner-core Electrons Are Included In The Approxn. |
| CAMEO | Color Augmented Microscopy By Electromagnetic Offset |
| SC-SI | Semiclassical State Interaction (method For Solving Schroedinger Equation) |
| ASTROS | Automated Structural Optimization System |