| Society for the Internet in Medicine | Academic & Science |
| Secondary Ion Mass | Academic & Science |
| Sonar Interface Module | Academic & Science |
| Students In Mission | Academic & Science |
| simulation/simulator | Academic & Science |
| Singapore Institute of Management | Academic & Science |
| School of Information Management | Academic & Science |
| Star in Motion | Academic & Science |
| Scuola Italiana di Montevideo | Academic & Science |
| Simbai | Airport Code |
| Sudan Interior Mission | Associations & Organizations |
| Store Inventory Management | Business |
| Supplier Information Management | Business |
| Security Incident Management | Business |
| Società di Intermediazione Mobiliare | Business |
| Grupo Simec S. A. de C. V. | Business |
| Self-Inflating Mat | Business |
| School of International Management | Business |
| Society for Information Management | Business |
| Structured Information Management | Business |
| Society for International Ministries | Business |
| Strategic Instruction Model | Business |
| Service Improvement Management | Business |
| Simigon | Business |
| Sulfide Indole Medium | Chemistry |
| Serving In Mission | Community |
| Secrets of Internet Millionaires | Community |
| Strategy Intervention Model | Community |
| Studio for Interrelated Media | Community |
| Conference on Semi-Insulating III-V Materials | Community |
| Strategic Instructional Mode | Community |
| School for Improvisational Music | Community |
| Support Interface Module | Computer Hardware |
| Single Inline Memory | Computer Hardware |
| Sub-instrument Module | Computer Hardware |
| System Insight Manager | Computer Hardware |
| Set Interrupt Mask | Computing |
| Scanner Interface Mode | Computing |
| Subject Is the Message | Computing |
| Symantec Incident Manager | Computing |
| System Integration Manager | Computing |
| Sim Instant Messenger | Computing |
| Subject Identification Method | Computing |
| Security Information Management | Computing |
| Secure Identity Management | Computing |
| Set Initialization Mode | Computing |
| Service Impact Manager | Computing |
| Storage Infrastructure Manager | Computing |
| Synchronous Interface Module | Computing |
| System Image Manager | Computing |
| Service Information Message | Computing |
| Stand for In a Mobile | Computing |
| Simple Integer Machine | Computing |
| Secure Intelligent Menu system | Computing |
| Scan Image Mode | Computing |
| Simba Empire | Cryptocurrency |
| Source Independent Measurement | Electronics |
| Strobed Inspection Module | Electronics |
| Subject Is Message | Email |
| Telix Simple Script Source | File Type |
| Systems Insight Manager | General |
| State Innovation Model | General |
| Simple Inexpensive and Multilingual | General |
| Simulation | General |
| Small input memory | General |
| Silver Ice Metallic | General |
| Single inline module | General |
| Simca | General |
| Studie en Informatiecentrum Mensenrechten | General |
| Strategic Instituteuction Model | General |
| S In A Mobile | General |
| Struction In A Microprocessor | General |
| Subscriber Information Module | General |
| Subscriber Intelligent Module | General |
| Self Instructional Module | General |
| Search of the Index Map | General |
| Sitecore Instance Manager | General |
| Signal Information Mode | General |
| State Innovation Models | General |
| Shape In Motion | General |
| Spectral Irradiance Monitor | General |
| Super Important Man | General |
| Sulfide Indole Metility | General |
| Subscriber Identify Module | General |
| Select Interrupt Mask | General |
| Subscriber Indentity Modul | General |
| Safety Information Module | General |
| Safe Intelligent Mobility | General |
| Suzuki Indomobil Motor | General |
| Sicherheits Und Informationsmodul | General |
| Stone In Middle | General |
| Safety In Motion | General |
| Simple Insert Me | General |
| System Interface Model | General |
| Subscriber Identification Module | General |
| Sistema Interamericano de Metrologia | General |
| Simulation Is the Means | General |
| Strategic Initiative Materials | General |
| Subscribers identity module | General |
| Schedule of Implementation Procedures | Governmental |
| Separatist Insurrectionary Movement | Governmental |
| Service de sécurité Incendie de Montréal | Governmental |
| Servicio de Inteligencia Militar | Governmental |
| Servizio Informazioni Militare | Governmental |
| SHRI AMIRGADH | Indian Railway Station |
| Servicio de Información Militar | International |
| Simple Instant Messenger | Internet |
| Simple Integration Method | Maths |
| stand for In Medical | Medical |
| Society for Industrial Microbiology | Medical |
| Stand for In Military | Military and Defence |
| System Impact Message | Military and Defence |
| Subscriber Identity Module | Mobile Technology |
| Selected Ion Monitoring | Physics Related |
| Simbai, Papua New Guinea | Regional |
| System Import Mapping | Softwares |
| Spatial Information Management | Softwares |
| Simulator | Space Science |
| Solar Irradiance Monitor | Space Science |
| Space Interferometry Mission | Space Science |
| Scientific Instrumentation Module | Space Science |
| Simulate, Simulation | Space Science |
| Super-Resolution Microscopy | Technology |
