| Acronym | Meaning |
| TSME | Two-state Molecular Expansion (method In Collisions Calcn.) |
| RRHO | Rigid Rotor-harmonic Oscillator (approxn.) |
| CREG | Cross-reactive Group |
| HSA | Hexanesulfonic Acid |
| ISTP | Index To Scientific And Technical Proceedings |
| GIFT | Gamete Intrafallopian Transfer |
| CCMST | Co-ordinating Committee On Marine Science And Technology (UK) |
| SDD | Silicon Drift Detector |
| EHSO | Environmental Health And Safety Online |
| QHD | Quantum Hadrodynamics |