| Acronym | Meaning |
| ADAF | Advection-dominated Accretion Flow |
| LIBD | Laser-induced Breakdown Detection |
| PEL | Permissible Exposure Limit |
| GPMS | Galileo Probe Mass Spectrometer |
| NES | Nuclear Export Signal |
| MAFF | Ministry Of Agriculture |
| ZEV | Zero Emission Vehicle |
| RCS | Recoupled Centrifugal Sudden (approxn. |
| ZQC | Zero-quantum Coherence |
| PED | Potential Energy Distribution |