| Acronym | Meaning |
| PCM | Phase-change Medium |
| BWR | Boiling Water Reactor |
| SLIME | Spin-locked Inversion Mid-echo |
| OCIS | OSHA Computerized Information System |
| FD | Forced Draft |
| GRPA | Generalized Random-phase Approximation |
| MCY | Matsuoka-Clementi-Yoshimine (potential Function) |
| SCPM | Scanning Chemical Potential Microscopy |
| CAP | Complex Absorbing Potential |
| PPT | Parts Per Trillion |