| Acronym | Meaning |
| CARL | Collective Atomic Recoil Laser |
| CCSA | Classical Cintrifugal-sudden Approxn. |
| RBCOD | Readily Biodegradable Chemical Oxygen Demand |
| ENDL | Evaluated Nuclear Data Library |
| CAI | Compression After Impact |
| PAM | Photolabile Attachment Molecules |
| MDS | Minimum Detectable Signal |
| CTD | Charge Transfer Device (optical Spectroscopic Detector) |
| NTO | Natural Transition Orbital Method (for Excited States) |
| NIESST | Nuclear Decay-induced Excited-spin-state Trapping |