LRIR
| Acronym | Definition |
|---|---|
| LRIR | Limb Radiance Inversion Radiometer (atmospheric chemistry) |
| LRIR | Long Range Imaging Radar |
| LRIR | Laboratory Research Initiation Request (Air Force Office of Scientific Research) |
| LRIR | Laboratory Research Independent Research (US Air Force) |
| LRIR | Luise-Reggiannini Estimator with Iterative Filtering |
| LRIR | Leptin Receptor-Immunoreactive (protein) |