| Acronym | Meaning |
| GALT | Gut-associated Lymphoid Tissue |
| ISLOCA | Inter-system Loss-of-coolant Accident |
| FMM | Force Modulation Microscopy |
| CPA | Coherent Potential Approximation |
| SLED | Superluminescent Light Emitting Diode |
| WBGT | Wet Bulb Global Temperature |
| ECU | Electronic Control Unit |
| LSER | Linear Solvation Energy Relationship |
| NPA | Natural Population Analysis |
| RSV | Reduced Sp. Viscosity |