| Acronym | Meaning |
| CFT | Conformal Field Theory |
| PAES | Positron-induced Auger Electron Spectroscopy |
| ICS | Intermittant Control Strategy |
| MHIDAS | Major Hazardous Incident Data Service (from UK Atomic Energy Authority) |
| LDPEX | Cross-linked |
| GBA | Generalized Born Approxn. |
| CSMCS | Carbon Species Methods Comparison Study |
| ORU | In Orbit Replaceable Unit (spacecraft) |
| ALAD | Delta-aminolevulinic Acid Dehydratase (lead Poisoning Indicator) |
| PCS | Photon Correlation Spectroscopy |