| Acronym | Meaning |
| TDR | Time Domain Reflectometer |
| TSA | Thermal Swing Adsorption |
| LMF | Ladle Metallurgical Facility |
| RS | Rayleigh Schroedinger (perturbation Theory) |
| PRCPTS | Primary Reactor Coolant Pump Trip System |
| EAA | Excitatory Amino Acid |
| CONTRAST | Connectivity Tracing Assignment Tools |
| RODAC | Regional Ocean Dumping Advisory Committee |
| IF DRM | Inversion-free Direct Recursion Method (for Surface Electronic Structure) |
| IAST | Ideal Adsorbed Soln. Theory |