| Acronym | Meaning |
| NDTT | Nil Ductility Transition Temperature |
| LIRE | Laser Ionization Recombination Emission |
| CCAP | Cancer Chromosome Aberration Project |
| RSK | Rajagopal-Singhal-Kimball (local-spin-d. Potential For Electronic Structure Calcns.) |
| SGHWR | Steam-generating Heavy Water Reactor |
| DIC | Disseminated Intravascular Coagulation |
| UARS | Upper Atmosphere Research Satellite |
| TPO | Thermoplastic Polyolefin |
| QIT | Quadrupole Ion Trap |
| TLA | Thin Layer Activation |