| Acronym | Meaning |
| SSF | Slow Sand Filtration (water Treatment) |
| PMDL | Practical Method Detection Limit |
| ZPVE | Zero-point Vibrational Energy |
| ISAMS | Improved Stratospheric And Mesospheric Sounder |
| MODPOT | Model Potential |
| PMOS | P-channel Metal Oxide Semiconductor |
| RD/RA | Remedial Design/Remedial Action |
| PTCR | Positive Temperature Coefficient Of Resistance (of Semiconductors) |
| IMPPT | Intermolecular Moeller-Plesset Perturbation Theory |
| FENE | Finitely Extensible Nonlinear Elastic [dumbbell Model] |