| Acronym | Meaning |
| SOI/MDI | Solar Oscillations Imager/Michelson Doppler Imager |
| IACOMS | International Advisory Committee On Marine Sciences |
| NEIC | National Earthquake Information Center |
| DMS | Data Management System |
| HTTP | Hypertext Transfer Protocol |
| UCSD | University Of California At San Diego |
| EI | Electron Ionization |
| CDCR | Concept Design And Cost Review |
| AAS | Acid Addition System |
| GTN | Germantown |