| Acronym | Meaning |
| IRI | International Reference Ionosphere |
| CLIA | Chemiluminescence Immunoassay |
| GCTM | Global Chemical Transport Model |
| BIOME | Biological Imaging And Observation/Mission To Earth |
| HSAB | Hard And Soft Acids And Bases |
| SORG | Stratospheric Ozone Review Group |
| RER | Rough Endoplasmic Reticulum |
| CIMF | Computer-integrated Manufacturing Framework |
| HSGFET | Hybrid Suspended Gate Field Effect Transistor |
| OPO | Optical Parametric Oscillator |