| Acronym | Definition |
|---|
| SIOP➣Single Integrated Operational Plan (US military) |
| SIOP➣Sheltered Instruction Observation Protocol |
| SIOP➣Scalable Input Output Project |
| SIOP➣Société Internationale d'Oncologie Pédiatrique (International Society of Pediatric Oncology) |
| SIOP➣Single Integrated Operation Plan |
| SIOP➣Sales & Inventory Operations Planning (sales demand forecasting & operations planning operation rates & resources) |
| SIOP➣Social Infrastructure Operational Programme (various locations) |
| SIOP➣SCSI I/O Processor |
| SIOP➣Strategic Integrated Operations Plan |
| SIOP➣Society for Industrial & Organizational Psychology, Inc. |
| SIOP➣Structural Improvement of Operational Aircraft |
| SIOP➣Secure Identification Operating Procedure |
| SIOP➣Supplier Interface and Oversight Program |
| SIOP➣Société Industrielle de l'Ouest Parisien (French: Industrial Company of Paris West; Paris, France) |