| Acronym | Meaning |
| LIS | Lanthanide-induced Shift |
| ESD | Environmental Services Division (US EPA) |
| MMTV | Mouse Mammary Tumor Virus |
| IMPPT | Interaction Moeller-Plesset Perturbation Theory |
| ANSIG | Assignment Of NMR Spectra By Interactive Graphics |
| CCM2 | Community Climate Model Version 2 |
| PDT | Photodynamic Therapy |
| AMAP | Arctic Monitoring And Assessment Program |
| OBK | Oppenheimer-Brinkman-Kramers (approxn. In Atom-ion Electron-exchange Calcns.) |
| MSSA | Methicillin-susceptible Staphylococcus Aureus |