| Acronym | Meaning |
| OEMTB | One-electron Mol. Tight-binding (for Electronic Structure) |
| CMC-SCF | Complete Multiconfiguration Self-consistent Field |
| SRCI | Single-reference Configuration Interaction |
| IAT | Island Arc Tholeiite |
| MB-SAPT | Many Body-symmetry Adapted Perturbation Theory |
| NKB | Nachklarbecken; Secondary Settling Tank |
| PSID | Photon Stimulated Ion Desorption |
| ISPM | In-situ Particle Monitor |
| DARC | Dielectric Antireflection Coating |
| PSZ | Partially-stabilized Zirconia |