| Acronym | Definition |
|---|
| IPOR➣Institute for Public Opinion Research (Florida International University) |
| IPOR➣Inter Provinciaal Opper Rabbinaat (Dutch Rabbinical Organization) |
| IPOR➣Independent Project Oversight Report |
| IPOR➣Iron Pig Off Road (Fredericksburg, VA) |
| IPOR➣Indiana Pledge of Resistance |
| IPOR➣Internal Pressure Override (valve) |