| Acronym | Meaning |
| LSDX | Local-spin-density (with Exact) Exchange |
| CH-CI | Core Hole Configuration Interaction |
| FEESP | Field-emitted Electron Spin-polarization |
| SEB | Staphylococcal Enterotoxin B |
| STM | Symptom Tree Model |
| TCSPC | Time-correlated Single-photon Counting |
| OCCSD | Open-shell Coupled-cluster (with) Single (and) Double (excitations) |
| NPCA | National Paint And Coatings Association (US) |
| RFIE | Reverse Flow Ion Exchange |
| CALCOFI | California Cooperative Oceanic Fisheries Investigations |