| Acronym | Definition |
|---|
| IRBP➣Interphotoreceptor Retinoid-Binding Protein |
| IRBP➣Interstitial Retinol-Binding Protein |
| IRBP➣Investor Relations Best Practice (Investor Relations Society; award; UK) |
| IRBP➣Imidazoline Receptor Binding Protein |
| IRBP➣Intercellular Retinoid Binding Protein (cell biology) |
| IRBP➣Immunoreactive Retinol-Binding Protein (endocrinology) |