| Acronym | Definition |
|---|
| ISOP➣International Student Orientation Program (various schools) |
| ISOP➣International School of Paphos (Paphos, Cyprus) |
| ISOP➣International Society of Pharmacovigilance |
| ISOP➣Incentive Stock Option Plan |
| ISOP➣International Society of Protistologists |
| ISOP➣Infantile Scoliosis Outreach Program (Denver, CO) |
| ISOP➣Invitation to Submit Outline Proposals (procurement term) |
| ISOP➣Insurance Company of the State of Pennsylvania |
| ISOP➣International Strategic Opportunities Program (Ministry of Economic Development and Innovation) |
| ISOP➣International Symposium on Photochromism (conference) |
| ISOP➣Irredundant Sum-Of-Products |
| ISOP➣International Seismological Observing Period |
| ISOP➣International Society of Ophthalmic Pathologists |
| ISOP➣IT Standards Oversight Panel |
| ISOP➣Internal Standard Operating Procedure(s) |
| ISOP➣International Series of Poker (various locations) |