| Acronym | Meaning |
| SUP-CI | Superdirect CI |
| OPPT | Office Of Pollution Prevention And Toxics (US EPA) |
| ISPD | Ion-selective Photodiode |
| IDP | Inosine 5'-diphosphate |
| PMMA | Poly (methyl Methacrylate) |
| NF | Nuclear Factor |
| PESTM | Photon Emission Scanning Tunnel Microscopy |
| FCS | Fetal Calf Serum |
| HIT | Hazard Information Transmission |
| FARM | Fixed-angle Reactor Model (in Quantum Calcns. On Reactive Scattering) |