| Acronym | Meaning |
| MOR | Modulus Of Rupture |
| MTD | Maximum Tolerated Dose |
| POX | Purgeable Organic Halogen(s) |
| PQL | Practical Quantitation Levels (of Pollutants |
| CTMP | Comprehensive Treatment Management Plan |
| SAWS | Surface Acoustic Wave Sensor |
| EDRF | Endothelium-derived Relaxing Factor |
| ATR | Attenuated Total Reflectance |
| GCR | Galactic Cosmic Rays (spacecraft Orbit) |
| BOSS | Book Of SEMI Standards |