| Acronym | Definition |
|---|
| SDO➣Solar Dynamics Observatory (satellite) |
| SDO➣Software Development Outsourcing |
| SDO➣Service Data Object |
| SDO➣San Diego Opera (San Diego, CA) |
| SDO➣Super Dancer Online (gaming) |
| SDO➣Software Defined Operations (Cisco) |
| SDO➣Standard Development Organization |
| SDO➣Super Distributed Objects |
| SDO➣Sequential Data Set Output |
| SDO➣Server Data Object |
| SDO➣Spatial Data Option |
| SDO➣Service Driven Operations |
| SDO➣Serial Data Out |
| SDO➣State Demography Office (Colorado) |
| SDO➣Special Duty Officer (various armed forces) |
| SDO➣Standards Development Organisation (various organizations) |
| SDO➣Serial Data Output |
| SDO➣Software Delivery Optimization (Borland) |
| SDO➣Social Dominance Orientation (psychology) |
| SDO➣Sub Divisional Officer (india) |
| SDO➣Saldo |
| SDO➣Staff Duty Officer |
| SDO➣Screen Door Open (golf; Texas) |
| SDO➣Savoy Dance Orchestra (Germany) |
| SDO➣Service Delivery Objective |
| SDO➣Strategic Debriefing Officer (US DoD) |
| SDO➣Support Development Officer (UK) |
| SDO➣Scattered Disk Object |
| SDO➣Squadron Duty Officer |
| SDO➣Services Designated Official |
| SDO➣Service Delivery Organization |
| SDO➣Scheduled Day Off |
| SDO➣Surface dans Oeuvre (French: Work Surface) |
| SDO➣Super Distributed Object |
| SDO➣Staff Development Officer |
| SDO➣Scheda Dimissione Ospedaliera (Italian) |
| SDO➣Senior Defense Official |
| SDO➣Switch Diversity Option |
| SDO➣Stamp Distribution Office (US Postal Service) |
| SDO➣Sudden Death Overtime |
| SDO➣Signed Data Object |
| SDO➣Silent Death Online |
| SDO➣Solenoid Driver Output |
| SDO➣Shared Data Object |
| SDO➣Supply Depot Operations |
| SDO➣Standards Developing/Development Organization |
| SDO➣Series Doubled Obverse (coin collecting) |
| SDO➣Aerolineas Santo Domingo, Dominican Republic (ICAO code) |
| SDO➣Stormwater Discharge Outfall |
| SDO➣Ship Development Objective |
| SDO➣Samo Development Organisation (Somalia) |
| SDO➣Special Duty Only |
| SDO➣Speedometer Drive Output |
| SDO➣Support for Diplomatic Operations (Intelligence) |
| SDO➣System Development Operations |
| SDO➣Solution Delivery Officer (supply chain management) |
| SDO➣Ship's Debarkation Officer |