| Acronym | Meaning |
| CETO | Cartesian Exponential Type Orbital |
| PHRED | Public Health Risk Evaluation Data |
| GUI | Graphical User Interface |
| IMT | Ion Microtomography |
| ESMO | Excited-state Molecular Orbital |
| RTCVD | Rapid Thermal Chem. Vapor Deposition |
| NKB | Nachklarbecken; Secondary Settling Tank |
| CAWAI | Commission On Atomic Weights And Isotope Abundances |
| KVP | Kohn Variational Principle |
| ACF | Autocorrelation Function |