| Acronym | Meaning |
| NPD | Normal Photoelectron Diffraction |
| NSSS | Nuclear Steam Supply System |
| ELINCS | European List Of Notified Chemical Substances |
| QSPR | Quantitative Structure Property Relationship |
| PCI | Peripheral Component Interconnect |
| CC-EH | Coupled-cluster Effective Hamiltonian |
| NCMS | National Center Manufacturing Sciences |
| FIT | Flow Injection Titration |
| PIXES | Particle Induced X-ray Emission Spectroscopy |
| GVBD | Germinal Vesicle Breakdown |