| Acronym | Meaning |
| TDLAS | Tunable Diode Laser Absorption Spectroscopy |
| IMAPS | Interstellar Medium Absorption Profile Spectrograph |
| LIM | Liquid-injection Molding |
| ETS | Electron Transmission Spectroscopy |
| FABMS | Fast Atom Bombardment Mass Spectrometry |
| IIRF | Infinite Impulse Response Filter |
| DDRPA | Double Direct Random Phase Approximation |
| MLD | Median Lethal Dose |
| PFPB | Point-feed Prebaked [in Al Refining] |
| NES | Nuclear Export Signal |