| Acronym | Meaning |
| ACNFS | Advisory Committee On Nuclear Facility Safety |
| ULF | Ultra Low Frequency |
| IRGA | Infrared Gas Analyzer |
| ACORE | Atomic Core Orbitals |
| CCOSM | Chemistry And Circulation Occultation Spectroscopy Mission |
| GIXS | Grazing Incidence X-ray Scattering |
| CEPEX | Controlled Ecosystem Pollution Experiment |
| RB | Renormalized Band (method In Electronic-structure Calcns.) |
| FLIM | Fluorescence Lifetime Imaging Microscopy |
| VTE | Venous Thromboembolism |