| Acronym | Definition |
|---|
| RSD | Reflex Sympathetic Dystrophy (now Complex Regional Pain Disorder, CRPD) |
| RSD | Relative Standard Deviation (statistics) |
| RSD | Recovery School District (Louisiana) |
| RSD | Règlement Sanitaire Départemental (French: Departmental Health Regulations) |
| RSD | Real Social Dynamics (dating coaches) |
| RSD | Refugee Status Determination (UNHCR) |
| RSD | Regional Sales Director |
| RSD | Routed Systems Designer (diagramming tool) |
| RSD | Remote Sensing Data |
| RSD | Refrigeration Supplies Distributor (various locations) |
| RSD | Red Shoe Diaries |
| RSD | Ratoon Stunting Disease (sugarcane) |
| RSD | rec.sport.disc (Google Ultimate Frisbee discussion board) |
| RSD | Risk Specific Dose |
| RSD | Research and Statistics Department (Home Office, UK) |
| RSD | Redundant Signed Digit |
| RSD | Radiation Safety Division (Occupational Health and Safety Departments in hospitals and universities) |
| RSD | Rapid Securing Device |
| RSD | Richmond Sound Design (est. 1972) |
| RSD | Reactive Sputter Deposition |
| RSD | Réseaux et Systèmes Distribués (French: Networks and Distributed Systems) |
| RSD | Rational Software Delivery |
| RSD | Raw Sensor Data |
| RSD | Range Safety Display |
| RSD | Radar Storm Detection |
| RSD | Reparable Support Division |
| RSD | Reduced Stopping Distance |
| RSD | Radiological Support Devices |
| RSD | Requirements and Specifications Document (project management) |
| RSD | Rated Strength of Device |
| RSD | Recitation, Seminar or Discussion (discussion group) |
| RSD | Race Stunt Deathmatch (gaming group) |
| RSD | reporting of supply discrepancy (US DoD) |
| RSD | Reflector Surface Distortion |
| RSD | Random Saturated Degree |
| RSD | Reparable Stock Division |
| RSD | Radar Signal Detecting (APR-39 antennas) |
| RSD | Remote Storage Device |
| RSD | Redistribution Stop Date |
| RSD | Roadside Delivery (Australia Post) |
| RSD | Retinal Scanning Display (aka Virtual Retinal Display) |
| RSD | Rock Sound, Bahamas (Airport Code) |
| RSD | Riverside County Sheriff's Department |
| RSD | Ringgold High School (Monongahela, Pennsylvania) |
| RSD | Refundable Security Deposit |
| RSD | Right of Self-Determination |
| RSD | Richland School District (Washington) |
| RSD | Research and Statistics Division (various organizations) |
| RSD | Riverview School District (Oakmont, Pennsylvania) |
| RSD | Rational Systems Developer (IBM) |
| RSD | Route Server Daemon |
| RSD | Regulatory Services Division (various locations) |
| RSD | Reading School District (Reading, PA) |
| RSD | Risque Suicidaire (French: Suicide Risk; psychiatry) |