| Acronym | Meaning |
| SMC | Smooth Muscle Cell |
| EVLSM | Evanescent Wave Light-scattering Microscopy |
| CHIEF | Clearinghouse For Inventories And Emission Factors |
| EVA | Extravehicular Activity (related To Spacecraft) |
| ECA | Equivalent Core Approximation |
| RATL | Risk Analysis Testing Laboratory |
| GDLC | Gel-Glass Dispersed Liquid Crystals |
| CAASE | Computer Assisted Area Source Emissions |
| LIDAR | Laser Intensity Direction And Ranging |
| ACZS | Alumina-chrome-zirconia-silica Refractory |