| Acronym | Meaning |
| PFOA | Perfluorooctanoic Acid |
| PNS | Peripheral Nervous System |
| MSS | Mobile Servicing Station [space Station] |
| CART | Cloud And Radiation Testbed |
| QKM | Quadratic Kohn Method (variational Method For Scattering) |
| MOS | Metal Oxide Semiconductor (FET Devices) |
| BEWS | Biological Early Warning Systems |
| HL | Mustard-Lewisite Mixture |
| MCP | Major Capsid Protein |
| ATLAS | A Toroidal LHC Apparatus |