| Acronym | Meaning |
| TD-CAC | Time Dependent-coupled Arrangement Channel (method For Calcns. On Reactive And Dissociative Collisions) |
| INSERM | Institut National De La Sante Et De La Recherche Medicale |
| CSWP | Centrifugal Sudden [or Coupled States] Wave Packet Method |
| IF DRM | Inversion-free Direct Recursion Method (for Surface Electronic Structure) |
| CSR | Coke Strength After Reaction |
| JET | Joint European Torus |
| APM | Atom Probe Microanalysis |
| RXES | Resonant X-ray Emission Spectra |
| LDAR | Leak Detection And Repair |
| CJII | Canadian Joint Implementation Initiative [with Regard To Greenhouse Gas Control] |