What does D.S.O stand for?

What does D.S.O mean?

DSO	Dynamic Shared Object Computing » General
DSO	Designated School Official Business » Positions
DSO	Data Source Object Computing » Databases
DSO	Days Sales Outstanding Business » Accounting
DSO	Distinguished Service Order Governmental » Military
DSO	Digital Storage Oscilloscope Academic & Science » Electronics
DSO	Dynamic Soundstage Organizer Computing » Software
DSO	Dark Sith Order Miscellaneous » Science Fiction
DSO	Day Sales Outstanding Business » Accounting
DSO	Decision Support Object Computing » Software
DSO	Direct Sales Organization Business » General
DSO	Domestic Special Order Business » General
DSO	Dry Socket Obtundant Academic & Science » Chemistry
DSO	Dealer Special Order Business » General
DSO	Data Services Only Miscellaneous » Unclassified
DSO	Deputy Supply Officer Governmental » Military
DSO	Dispatch Scheduling Optimizer Miscellaneous » Unclassified
DSO	District Special Order Business » Products
DSO	Dark Sky Observation Academic & Science » Meteorology
DSO	Distinguished Service Order Miscellaneous » Awards & Medals
DSO	Deepsky Small Optics Miscellaneous » Unclassified
DSO	Defensive Systems Officer Governmental » Military