Sed (disambiguation)

Sed, or SED may refer to:

Politics

• Socialist Unity Party of Germany (SED, Sozialistische Einheitspartei Deutschlands), the communist party of the former German Democratic Republic
• China-U.S. Strategic Economic Dialogue
• Scottish Education Department

Science

• Spectral energy distribution, a means of characterizing astronomical sources (also, spectral energy diagram)
• Stochastic electrodynamics

Health and medicine

• Selective eating disorder
• Serious Emotional Disturbance
• Spondyloepiphyseal dysplasia congenita, an inherited genetic bone disorder
• Erythrocyte sedimentation rate (Sed rate), a common haematology test

Technology, engineering and computing

• Surface-conduction electron-emitter display, a flat panel display technology for televisions and monitors
• sed (Stream Editor), a Unix utility for processing text
• SED, a text editor for the TOPS-10, TOPS-20, and VMS operating systems
• Self-encrypting device, a hardware-based full disk encryption
• Single error detection, see Error detection and correction

Education and academia

• Survey of English Dialects
• Society for Economic Dynamics, an academic association in economics
• The New York State Education Department
• Swiss Seismological Service (SED, Schweizerische Erdbebendienst)

Companies

• SED Systems, a Canadian satellite systems integrator and developer (Space Engineering Division)
• Tata Power SED, Tata Power Strategic Electronics Division

Other

• Sed card, a "portfolio-on-a-card" used by models and actors
• Sed festival, in Ancient Egypt
• Shippers Export Declaration, a form required by the U.S. Census Bureau / Bureau of Industry and Security for international shipments under certain conditions