| Acronym | Meaning |
| MSX | Midcourse Space Experiment |
| AIT | Autoignition Temperature(s) |
| FMCW | Frequency Modulated Continuous Wave |
| WMAP | Wilkinson Microwave Anisotropy Probe |
| ICP | Interactive Correlation Partitioning |
| PPFD | Photosynthetic Photon Flux D. |
| ROM | Reverse Osmosis Membrane |
| MEIA | Microparticle Enzyme Immunoassay |
| LASER | Light Amplification By Stimulated Emission Of Radiation |
| WRITE | Waste Reduction Innovative Technology Evaluation (US EPA) |