| Acronym | Meaning |
| IEP | Isoelectric Point |
| DENIS | Deep Near-Infrared Survey |
| IPAN | Imaging Passive-active Neutron |
| RW | Retonation Wave [backwardly Propagated Detonation Wave] |
| AES | Auger Emission Spectroscopy |
| OES | Occupational Exposure Standard |
| PDS | Piecewise Direct Standardization |
| HRE | Hormone-responsive Element |
| AAIW | Antarctic Intermediate Water |
| RSRM | Reusable Solid Rocket Motor |