| Acronym | Meaning |
| PMC | Permanently Manned Capability (of Space Station) |
| SDRS | Surface Differential Reflectance Spectroscopy |
| DECSY | Double-quantum Coherence Echo Correlated Spectroscopy |
| CSD | Chemical Solution Deposition |
| KADP | Kentucky Acid Deposition Program |
| SU-MRCC | State Universal-multireference Coupled Cluster |
| MELODRAMA | Melding Of Spin-locking Dipolar Recovery At The Magic Angle |
| IAP | Intermittent Aeration Process (for Waste Treatment) |
| SIS | Stepwise Isothermal Segregation |
| CDCCC | Centrifugal Droplet Countercurrent Chromatography |