Look up sdo in Wiktionary, the free dictionary.

SDO may stand for:

Astronomy

• Scattered disc object in the Solar System
• Solar Dynamics Observatory, a NASA mission to study the Sun
• Subdwarf O star (sdO)

Computing, software, electronics

• Service Data Object protocol under the CANopen protocol
• Service Data Objects, allowing uniform data access
• Intel Secure Device Onboard for IoT
• Spatial Data Option, late Oracle Spatial and Graph
• Silent Death Online (videogame), from Mythic Entertainment

Groups, companies, organizations

• Standards developing organization
• San Diego Opera, California, USA
• Secret Double Octopus, Israeli software company
• SDO Bussum, Bussum, Netherlands; a Dutch association football club
• Air Santo Domingo (ICAO airline code SDO)

Other uses

• Sub Divisional Officer, a government officer in charge of a subdivision in a district in India.
• Selective door operation on trains
• Social dominance orientation, a personality trait
• Bukar–Sadong language (ISO 639 language code sdo)
• Sistema Direzionale Orientale [ it] (Italian: Eastern Directional District), Via della Pietra Sanguigna, Rome, Italy; a cancelled-planned business district around Quintiliani subway station

See also

Search for "sdo" , "sd-o", "s-do", or "s-d-o" on Wikipedia.

• All pages with titles beginning with SDO
• All pages with titles containing SDO

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