| Acronym | Definition |
|---|
| OKG➣Ornithine Alpha-Ketoglutarate (Amino acid) |
| OKG➣Optical Kerr Gate (spectroscopy) |
| OKG➣Oskarshamns Kraftgrupp AB (Swedish energy company) |
| OKG➣Osterreichische Kardiologische Gesellschaft (German: Austrian Cardiological Society) |
| OKG➣Opin Kerfi Group (Iceland) |
| OKG➣Offener Kanal Gera (German: Gera Public TV; Gera, Germany) |