| Acronym | Meaning |
| POAV | Pi Orbital Axis Vector Analysis (electronic-structure Model) |
| MCE | Multichannel Eikonal (method For Scattering Calcns.) |
| TRD | Transition Radiation Detector |
| FPLF | Field-programmable Logic Family |
| RATL | Risk Analysis Testing Laboratory |
| MBTS | 2-mercaptobenzothiazyl Disulfide |
| SANO | Symmetry-adapted Natural Orbital |
| FLASH | Fluorescent Airborne Stratospheric Hygrometer |
| FELV | Feline Leukemia Virus |
| ICRP | International Commission On Radiological Protection |