| Acronym | Meaning |
| ATW | Accelerator Transmutation Of Waste (for Radioactive Waste) |
| TOMS | Total Ozone Mapping Spectrometer |
| ASA | At. Sphere Approxn. |
| DAU | Drug Abuse Urine |
| NET | Norepinephrine Transporter |
| AJCC | American Joint Committee On Cancer |
| PDPA | Phase Doppler Particle Analyzer |
| ENA | Energetic Neutral Atoms (astronomical Plasmas) |
| MVR | Mechanical Vapor Recompression (evaporator) |
| MIES | Metastable Impact Electron Spectroscopy |