| Acronym | Meaning |
| CIGARS | Calibrated Infrared Ground/air Radiometric Spectrometer |
| ESG | Electronic Specialty Gases |
| UMIX | User-Manufacturer Information EXchange |
| FRS | Forward Recoil Spectrometry |
| PLS | Partial Least Squares |
| ISSI | International Society For Scientometrics And Informetrics |
| HMPGI | Hybrid Multiple-prism Grazing-incidence |
| GNO | Geminal Natural Orbital |
| DIBL | Drain Induced Barrier Lowering |
| ICRF | Ion Cyclotron Range Of Frequencies |