| Acronym | Meaning |
| LSIMS | Liquid Secondary Ion Mass Spectrometry |
| IME | Interdigitated Microsensor Electrode |
| PELAN | Pulsed Elemental Analysis With Neutrons |
| GEKT | Generalized Extended Koopmans Theorem |
| BSF | Back Surface Field (solar Cell Structure) |
| TEC | Transport Emergency Card |
| PEELS | Parallel Electron Energy Loss Spectroscopy |
| TPN | Total Parenteral Nutrition |
| ICBN | International Code Of Botanical Nomenclature |
| RESIS | Receptor Site Interaction Simulation |