| Acronym | Meaning |
| CERDIP | Ceramic Dual-inline Package |
| CAIR | Comprehensive Assessment Information Rule (USEPA) |
| SIPP | Sodium Iron Pyrophosphatepar |
| PPLN | Periodically Poled Lithium Niobate |
| SEMPA | Scanning Electron Microscopy With Polarization Analysis |
| SGHWR | Steam-generating Heavy Water Reactor |
| HILIC | Hydrophilic Interaction Chromatography |
| STP | Slater-transform-preuss (wave Functions) |
| QCISD | Quadratic Configuration Interaction With Single And Double Excitation |
| DSCEMS | Depth Selective Conversion Electron Moessbauer Spectroscopy |