| Acronym | Meaning |
| QUASH | Quality Assurance Of Sample Handling [a EU Project] |
| DTP | Developmental Therapeutics Program |
| HMM | Hidden Markov Model |
| IAEA | International Atomic Energy Agency |
| ARXPS | Angular Resolved X-ray Photoelectron Spectroscopy |
| LADD | Lowest Acceptable Daily Dose |
| ATCC | American Type Culture Collection |
| CNDO/2D | Complete Neglect Of Differential Overlap With Deorthogonalization |
| ISM | Intersecting Spheres Model (for Electronic-structure Calcns.) |
| LPUMP | L-fold (spin) Projected Unrestricted Moeller-Plesset |