| Acronym | Meaning |
| RCP | Recursive Correlation Partitioning |
| TBW | Total Body Water |
| OCIS | Optics Classification And Indexing Scheme |
| SV | Space Velocity |
| DDM | Decoupled Direct Method |
| JSAC | Japan Society For Analytical Chemistry |
| AIEE | American Institute For Electrical Engineers |
| SPU | Segmented Polyurethane |
| ESTN | Electron Spin Transient Nutation |
| ALWR | Advanced Light Water Reactor |