| Acronym | Definition |
|---|
| IPU | Inter-Parliamentary Union |
| IPU | Invisible Pink Unicorn |
| IPU | Indraprastha University |
| IPU | International Pacific University (Japan) |
| IPU | Integrated Practice Unit (healthcare) |
| IPU | Iwate Prefectural University (Japan) |
| IPU | Image Processing Unit |
| IPU | Integrated Police Unit (peacekeeping operations) |
| IPU | Intellectual Property Unit (law enforcement) |
| IPU | Integrated Power Unit |
| IPU | Intelligent Processing Unit |
| IPU | Integrated Production Umbilical (oil and gas drilling) |
| IPU | Irrevocable Payment Undertaking (finance) |
| IPU | Instruction Processing Unit |
| IPU | Inpatient Psychiatric Unit |
| IPU | International Possibilities Unlimited (Silver Spring, MD) |
| IPU | Imposto Predial Urbano (Brazilian excise tax) |
| IPU | International Partner University |
| IPU | Information and Publications (various organizations) |
| IPU | In-place Page Updating (aka AJAX) |
| IPU | ISDN-Datex-P-Umsetzer |
| IPU | Index Participation Units |
| IPU | Integer Processing Unit |
| IPU | Industry Policy Unit (Australia) |
| IPU | International Pedagogical University (Magadan, Russia) |
| IPU | Income Per Unique (website advertising revenue) |
| IPU | Inert Prefill Unit |
| IPU | Isolated Power Unit |