| Acronym | Meaning |
| CASPT | Complete Active Space-perturbation Theory |
| VLHC | Very Large Hadron Collider |
| ODPAS | Optically Detected Photoacoustic Spectroscopy |
| APWR | Advanced Pressurized Water Reactor |
| EP TOX | Extraction Procedure Toxicity Test (USEPA Method) |
| IFANT | International Foundation For The Advancement Of Nondestructive Testing |
| PEO | Poly(ethylene Oxide) |
| AQDHS | Air Quality Data Handling System |
| SCCT | Semiclassical Complex Trajectory |
| LOPAP | Library Of Pharmacologically Active Peptides |