| Acronym | Meaning |
| CBC | Complete Blood Count |
| ATLAS | A Toroidal LHC Apparatus |
| ARIM | Accelerator And Reactor Improvement And Modification |
| SCAR | Scientific Committee On Antarctic Research |
| NUCEF | Nuclear Fuel Cycle Safety Engineering Research Facility |
| GLNPO | Great Lakes National Program Office |
| OEMTB | One-electron Mol. Tight-binding (for Electronic Structure) |
| CAIS | Calcium-aluminum-rich Inclusions |
| MPT | Matrix Perturbation Theory |
| AHW | Atomic Hydrogen Welding |