| Acronym | Meaning |
| ITRS | International Technology Roadmap For Semiconductors |
| ASTDR | Agency For Toxic Substances And Disease Registry |
| NSSTC | National Space Science And Technology Center |
| MICROSS | Micro-computer Based River Oil Spill Simulation |
| MSIS | Mass Spectrometer And Incoherent Scatter |
| CFSAN | Center For Food Safety & Applied Nutrition |
| HIPCO | High-pressure Carbon Monoxide |
| PCMCIA | Personal Computer Memory Card International Association |
| ACHRE | Advisory Committee On Human Radiation Experiments |
| PO | Polarization Orbital |