| Acronym | Meaning |
| AIP | American Institute Of Physics |
| DNMR | Dynamic Nuclear Magnetic Resonance |
| AASHO | American Association Of State Highway Officials |
| LEU | Low Enrichment Uranium |
| SCF2 | Two-electron Self-consistent Field |
| SEHF | Spin-extended Hartree-Fock |
| WSD | Wear Scar Diameter |
| CIAC | Centro De Informacion Ambiental Del Caribe |
| CIMAH | Control Of Industrial Major Accident Hazards |
| CGA | Chromogranin A |