IRDG
| Acronym | Definition |
|---|---|
| IRDG | Interconnection Requirements for Distributed Generation (electricity) |
| IRDG | Infrared and Raman Discussion Group (est. 1950; UK) |
| IRDG | Industry Research and Development Group (Ireland) |
| IRDG | Inter-Regional Deputies' Group (former Soviet political group; est. 1989) |