| Acronym | Definition |
|---|
| IPBA➣Inter Pacific Bar Association |
| IPBA➣Intellectual Property Bar Association (UK) |
| IPBA➣Irish Pipe Band Association |
| IPBA➣Ireland Poland Business Association (est. 1991) |
| IPBA➣Inhibition Peptide Binding Assay |
| IPBA➣International Perfume Bottle Association, Inc. |