| Acronym | Meaning |
| SEI | Secondary Electron Imaging |
| AES | Auger Electron Spectroscopy |
| AERC | Association Of Ecosystem Research Centers |
| 7-ADCA | 7-aminodesacetoxycephalosporanic Acid |
| MKP | MAP Kinase Phosphatase |
| EDA | European Desalination Association |
| IPNSO | Independent-pair Natural Spin Orbital |
| CWBA | Coulomb-wave Born Approximation |
| MIEMS | Membrane Inlet Electrochemical Mass Spectrometry |
| CDA | Cylindrical Deflector Analyzer |