| Acronym | Meaning |
| PIF | Photochemically-induced Fluorescence |
| BCC | Brueckner Coupled Cluster |
| ADMET | Acyclic Diene Metathesis |
| DC | Direct Current |
| (PI)SDCI | (pi)-electron Singly And Doubly Excited CI |
| SMART | System Integrated Modular Advanced ReacTor |
| TICS | Time Reversal Invariant Closed Shell (type Of Hartree-Fock Wave Function) |
| SOP | Split-operator Propagator |
| NCDGF | Noncalcareous Dark Grey Floodplain |
| GOODS | Great Observatories Origins Deep Survey |