| Acronym | Definition |
|---|
| SDP | Session Description Protocol |
| SDP | Service Delivery Platform (Sprint) |
| SDP | Social Democratic Party |
| SDP | Singapore Democratic Party |
| SDP | Society of Decorative Painters |
| SDP | San Diego Padres |
| SDP | Service Discovery Protocol |
| SDP | Semidefinite Programming |
| SDP | Software Development Plan |
| SDP | Software Development Process |
| SDP | Savings Deposit Program |
| SDP | Social Democratic Party of Croatia |
| SDP | Software Development Platform |
| SDP | Site Development Plan |
| SDP | School Development Program |
| SDP | Substantive Due Process |
| SDP | Service Data Point |
| SDP | Society of Decorating Professionals |
| SDP | Sosiaalidemokraattinen Puolue (Finnish: Finnish Social Democratic Party) |
| SDP | Stable Dependencies Principle |
| SDP | Science Data Processing |
| SDP | Strain Distribution Pattern |
| SDP | Social, Domestic and Pleasure (motor insurance) |
| SDP | System Development Plan |
| SDP | Sefate Democratic Party (Lesotho) |
| SDP | Senior Design Project |
| SDP | Starter Deck Pegasus (Yu-Gi-Oh cards) |
| SDP | Service Delivery Partner |
| SDP | Silent Drill Platoon |
| SDP | Signal Data Processor |
| SDP | Sum of Disjoint Products |
| SDP | Safety Data Package |
| SDP | Student Development Program |
| SDP | Streaming Data Procedure |
| SDP | System Design Plan |
| SDP | Sustainable Development Partnership |
| SDP | System Decision Paper |
| SDP | Sosyalist Devrim Partisi (Turkey) |
| SDP | Steepest Descent Path |
| SDP | Silent Discharge Plasma |
| SDP | Sectoral Development Programme |
| SDP | Shelf Discovery Protocol (Cisco) |
| SDP | Sodium Dihydrogen Phosphate |
| SDP | strategic distribution platform (US DoD) |
| SDP | Site Data Processor |
| SDP | Strategic Data Plan |
| SDP | Standard Data Processor |
| SDP | Sand Point Municipal Airport (Alaska) |
| SDP | Silver Discount Properties (Los Angeles, CA) |
| SDP | Spiral Development Process |
| SDP | Suivi de Projet (French: Project Tracking) |
| SDP | Sequenced Data with Poll (Cisco) |
| SDP | Sanjak Democratic Party (Serbia) |
| SDP | Social Development Partnerships (Canada) |
| SDP | Simple Device Protocol |
| SDP | Segment and Drop Policy (IEEE) |
| SDP | System Definition Phase |
| SDP | Spray Dried Powder (ceramic industry) |
| SDP | Service Drive Process (automobile dealerships) |
| SDP | Special Documentation Project |
| SDP | System Data Processor |
| SDP | Similar Data Pattern |
| SDP | Single Department Purchasing |
| SDP | Source Data Package |
| SDP | Solvent Detergent Plasma (hematology) |
| SDP | Socijalna Demokratska Partija |
| SDP | Suomen Demokraattinen Puolue (Finnish: Finnish Democratic Party) |
| SDP | Slave Dispatch Processor |
| SDP | Solution Development Prompter (CustomerCentric Systems, LLC) |
| SDP | Scenario Development Plan |
| SDP | Screen Definition Processor (Unisys) |
| SDP | Sensor Display Processor |
| SDP | Special Departure Procedure (thrust deficient aircraft) |
| SDP | Strategic Distribution Partner |
| SDP | Set Delay Point |
| SDP | Supplier Delivery Performance |
| SDP | Service Delivery/Distribution Point |
| SDP | Synchronous Data Push |
| SDP | Standard Distance Package |
| SDP | Storage & Distribution Point |
| SDP | Sigma Delta Phi Sorority (University of the Philippines) |
| SDP | Staff Development Programme (various locations) |
| SDP | Software Data Protection |
| SDP | Spookie Daly Pride (band) |
| SDP | Skype Developer Program |
| SDP | School District of Philadelphia (Pennsylvania) |
| SDP | Service du Domaine Public (French: Service in the Public Domain; Switzerland) |
| SDP | State Data Program (highway safety) |
| SDP | Skills Development Project (various organizations) |