| Acronym | Definition |
|---|
| IWOP➣Integration Within (an Ordered product of) OPerators |
| IWOP➣International Workshop on Opportunistic Protists (microbiology) |
| IWOP➣Insurance Women of Portland (Portland, OR) |
| IWOP➣Inventory Work-Off Plan |
| IWOP➣International Week of Prayer (North Korea) |