| SED | Kia Sedona 
| Others |
| SED | S Export Declaration
| Others |
| SED | Safety and Enforcement Division
| Others |
| SED | Said Enough Darling
| Others |
| SED | Sales Engineering and Development
| Others |
| SED | Science Education Department, Harvard-Smithsonian Center for Astrophysics
| Others |
| SED | Science Entertainment and Design
| Others |
| SED | Scottish Education Department
| Others |
| SED | Scroll Enclosed Duplex
| Others |
| SED | Search Engine Database
| Others |
| SED | Search Engine De-Optimization
| Others |
| SED | Search Engine Domination
| Others |
| SED | Search Engine Dysfunction
| Others |
| SED | Secure Electronic Delivery
| Others |
| SED | Secure Encryption Device
| Others |
| SED | Sedom, Israel
| Others |
| SED | Self Encrypting Disk
| Others |
| SED | Self Encrypting Drive
| Others |
| SED | Self Evaluation Document
| Others |
| SED | Self Extracting Directive
| Others |
| SED | Sensory Environment Design
| Others |
| SED | Serious Emotional Disability
| Others |
| SED | Serious Emotional Disturbance
| Others |
| SED | Serious Emotional Disturbances
| Others |
| SED | Seriously Emotionally Disturbed
| Others |
| SED | Severe Emotional Disturbance
| Others |
| SED | Severely Emotionally Disturbed
| Others |
| SED | Sex Education Drugs
| Others |
| SED | Shared Experience Display
| Others |
| SED | Shipper's Export Declaration
| Others |
| SED | Shipper's Export Document
| Others |
| SED | Signals External Data
| Others |
| SED | Single Error Detection
| Others |
| SED | Site Equipment Demonstration
| Others |
| SED | Small End Diameter
| Others |
| SED | Smith Edwards Dunlap
| Others |
| SED | Smoke Emitting Diode
| Others |
| SED | Social Elderly Designers
| Others |
| SED | Society for Economic Dynamics
| Others |
| SED | Socio Economic Development
| Others |
| SED | Software Engineering Design
| Others |
| SED | Software Engineering Directorate
| Others |
| SED | Software Engineering Division
| Others |
| SED | Solar Electric Development
| Others |
| SED | Solvent Emissions Directive
| Others |
| SED | Sozialistische Einheitspartei Deutschlands
| Others |
| SED | Sozialistischen Einheitspartei Deutschlands
| Others |
| SED | Space Exploration Day
| Others |
| SED | Spanish Education Development
| Others |
| SED | Special Enforcement Detail
| Others |
| SED | Special Enforcement Division
| Others |
| SED | Special Excise Duty
| Others |
| SED | Spectral Energy Distribution
| Others |
| SED | Standard Erythema Dose
| Others |
| SED | State Education Department
| Others |
| SED | Statistical Engineering Division
| Others |
| SED | Strategic Engineering Division
| Others |
| sed | Stream EDitor
| Others |
| SED | Stream Editor Disk
| Others |
| SED | Structured Electronic Data
| Others |
| SED | Structured Expert Dialogue
| Others |
| SED | Surface Conduction Electron Emitter Display
| Others |
| SED | Surface-conduction Electron-emitter Display
| Others |
| SED | Survey of Earned Doctorates
| Others |
| SED | Sustainable Energy Development
| Others |
| SED | Svetlana Electronic Devices
| Others |
| SED | Sweet Eagle Dreams
| Others |
| SED | Symbolic Execution Debugger
| Others |
| SED | Symmetric Eigenvalue Decomposition
| Others |
| SED | Systems Engineering Division
| Others |