| Acronym | Definition |
|---|
| INR | International Normalized Ratio (for blood clotting time) |
| INR | India Rupee (Currency Unit, ISO) |
| INR | Inner |
| INR | Item Not Received (sales) |
| INR | Bureau of Intelligence and Research (US Department of State) |
| INR | Increment Register |
| INR | Information Request |
| INR | Institute for Natural Resources (various locations/countries) |
| INR | Israel National Radio |
| INR | Institute of National Remembrance (Poland) |
| INR | Institute of Natural Resources (various locations/countries) |
| INR | Invoice Not Received |
| INR | Interference-to-Noise Ratio |
| INR | Insulin-like Receptor |
| INR | Inertial Reference |
| INR | Indian National Rupee |
| INR | Image Navigation and Registration |
| INR | Impact Noise Rating |
| INR | Iceland NATO Radar |
| INR | Interferometric Radiometer |
| INR | Institute of Neohellenic Research |