| Acronym | Definition |
|---|
| SRI | Sexual Recovery Institute (est. 1995; California) |
| SRI | Scientific Research Institute (Menlo Park, CA) |
| SRI | Stanford Research Institute (now called SRI International) |
| SRI | Socially Responsible Investing |
| SRI | Space Research Institute |
| SRI | Summer Research Internship (various schools) |
| SRI | Silk Road Initiative (various organizations) |
| SRI | Short Ram Intake (automobiles) |
| SRI | Serotonin Reuptake Inhibitor |
| SRI | Solar Reflectance Index |
| SRI | Scripps Research Institute |
| SRI | Southwest Research Institute (San Antonio, Texas) |
| SRI | Systems Research Inc. |
| SRI | Strategic Research Institute (various locations) |
| SRI | Service des Relations Internationales (French: International Relations Office) |
| SRI | Sumitomo Rubber Industries, Ltd. (Japan) |
| SRI | Scholastic Reading Inventory (education) |
| SRI | Silk Road International (China) |
| SRI | Sunnybrook Research Institute (Sunnybrook Health Sciences Centre, Toronto, ON, Canada) |
| SRI | Sustainable Responsible Investment (various organizations) |
| SRI | Southern Research Institute (University of Alabama at Birmingham) |
| SRI | Social Responsibility Initiative (various locations) |
| SRI | Siena Research Institute |
| SRI | Send Routing Information (cellular) |
| SRI | Steel Recycling Institute |
| SRI | Student Recruitment and International (Australia) |
| SRI | Service Reminder Indicator |
| SRI | Signal Rate Indicator |
| SRI | Short Ram Intake |
| SRI | System Request Interface |
| SRI | Self-Report Inventory |
| SRI | Swiss Radio International |
| SRI | Supplier Registration Information |
| SRI | Southern Rhode Island |
| SRI | Syndicat des Régies Internet (French: Union of Internet Boards) |
| SRI | Silsoe Research Institute (UK) |
| SRI | Sud Robinetterie Industrie (French: South Taps Industry; est. 1978) |
| SRI | Selective Reuptake Inhibitor (drug) |
| SRI | Special Research Initiative |
| SRI | Soc.Religion.Islam (newsgroup) |
| SRI | Serviciul Roman de Informatii (Romanian Intelligence Service) |
| SRI | Saudi Refining, Inc. (Houston, TX) |
| SRI | Sapsis Rigging, Inc. (Lansdowne, PA) |
| SRI | Système de Riziculture Intensive (French: System of Rice Intensification; Madagascar) |
| SRI | Statistical Reference Index (resource) |
| SRI | Sensory Research Institute |
| SRI | Security Risk Intelligence (software) |
| SRI | Security Resources, Inc. (Cherry Hill, NJ) |
| SRI | School Readiness Initiative (various locations) |
| SRI | Software Release Information |
| SRI | Socorro Rojo Internacional |
| SRI | Star Reefers, Inc. (vessels; various locations) |
| SRI | Silk Road Intelligencer (web publication; Kazakhstan) |
| SRI | Software Risk Item (software quality assurance) |
| SRI | Software Reuse Initiative |
| SRI | Sacrum Romanum Imperium (Latin: Sacred Roman Empire, codices and manuscripts) |
| SRI | System Rice Intensification |
| SRI | Smarter Retailing Initiative (Microsoft Corp.) |
| SRI | Sophia Research Institute, Ltd. (Japan) |
| SRI | Survey Research Indonesia |
| SRI | Signal Related Information (Signals Intelligence) |
| SRI | surveillance, reconnaissance, and intelligence (US Marine Corps) |
| SRI | Sasquatch Research Initiative |
| SRI | Student Radio Initiative |
| SRI | Soils Research Institute (Ghana) |
| SRI | Service National pour Les Relations Avec l'Islam (French: National Service for Islam Relations) |
| SRI | Self-Referencing Interferometer |
| SRI | Safety Related Instrumentation |
| SRI | Source Route Indicator |
| SRI | SIP Relay Interface |
| SRI | Southern Rizal Institute (Pateros, Metro Manila, Philippines) |
| SRI | System Reliability Institute |
| SRI | Storeroom Item |
| SRI | Special Reporting Item |
| SRI | Systèmes, Réseaux et Internet (French: Systems, Networks and Internet) |
| SRI | Standard/Standing Request for Information |
| SRI | Selective Retention Indicator |
| SRI | Steady Receive Indication |
| SRI | Standby Request for Information |
| SRI | Supply Requisition Inquiry |
| SRI | Snowy River Institute (Australia) |
| SRI | Symptomatic Respiratory Infection (medical disorder) |