| Acronym | Meaning |
| PIERS | Polarized Infrared External Reflection Spectroscopy |
| LEERM | Low Energy Electron Reflection Microscopy |
| WPS | Wet Powder Spraying (in Ceramics Manuf.) |
| MAS | Molecular Absorption Spectroscopy |
| FLNS | Fluorescence Line-narrowing Spectroscopy |
| RPE | Retinal Pigment Epithelium |
| CLOT | Carbon Layer Open Tubular (column) |
| FFITP | Free-flow Isotachophoresis |
| LSDA | Local Spin Density Approximation |
| OMHCE | Organic Material Hydrocarbon Equivalent |