| Acronym | Definition |
|---|
| OEG | Oligo Ethylene Glycol |
| OEG | Olympic Entertainment Group (European Casino Association) |
| OEG | Office of Electronic Government (US OMB) |
| OEG | Oberrheinische Eisenbahn-Gesellschaft (German Railroad Company) |
| OEG | Ontology Engineering Group (Spain) |
| OEG | Old English Game (chicken breed) |
| OEG | Outdoor Education Group (Australia) |
| OEG | Olfactory Ensheathing Glia |
| OEG | Operations Evaluation Group |
| OEG | Office of Economic Growth |
| OEG | Online Education Group (Career Education Corporation) |
| OEG | Operational Exposure Guide |
| OEG | Occluded Eye Gunsight (gun accessory) |
| OEG | Organization and Equipment Guide |