| Acronym | Meaning |
| GEK | Geomagnetic Electrokinetograph |
| ECETOC | European Chemical Industry |
| EMIRS | Electrochemically Modulated Infrared Spectroscopy |
| VLSI | Very Large-scale Integration |
| ICNIRS | International Council For Near Infrared Spectroscopy |
| BAPMON | Background Air Pollution Monitoring Network |
| CRP | Carbon Fiber Reinforced Plastics |
| ADDL | Amyloid Beta-derived Diffusible Ligands |
| PAHO | Pan American Health Organization |
| ILCT | Intraligand Charge-transfer |