DSO

Acronym	Definition
DSO	Distinguished Service Order (British military decoration for distinguished service in action)
DSO	Dynamic Shared Object
DSO	Days Sales Outstanding
DSO	Detroit Symphony Orchestra
DSO	Dallas Symphony Orchestra
DSO	Decision Support Objects
DSO	Device Software Optimization
DSO	Defense Sciences Office (DARPA)
DSO	Digital Storage Oscilloscope
DSO	Designated School Official (US Department of Homeland Security)
DSO	Dubai Silicon Oasis (Authority; planned community)
DSO	Data Source Object
DSO	Direct Shipping Ore (bulk economic minerals)
DSO	Distribution System Operator (electrical production)
DSO	Deep Sky Object
DSO	Division Spezielle Operationen (gaming clan)
DSO	Deep Sky Object (astronomy)
DSO	Departmental Security Officer (Canada)
DSO	Domestic Support Obligation (divorce law)
DSO	Daily Sales Outstanding
DSO	District Staff Officer
DSO	Delaware Symphony Orchestra
DSO	Digital Switch Over
DSO	Deinstitutionalization of Status Offenders
DSO	Drunk Sex Orgy
DSO	Data Security Officer
DSO	Dungeon Sea Online (role-playing game)
DSO	Defensive Systems Operator
DSO	Detailed Supplementary Objective
DSO	Defense Science Organization
DSO	Distributed Server Option
DSO	Darkstar Orchestra
DSO	Designated Senior Official
DSO	Defense Subsistence Office
DSO	Delta Special Ops (gaming clan)
DSO	Domestic Special Order
DSO	Defense Spectrum Office
DSO	Dekalb Symphony Orchestra (Tucker, Georgia)
DSO	DEERS Support Office (US DOD)
DSO	Disaster Safety Officer
DSO	defensive systems officer (US DoD)
DSO	DMDC Support Office
DSO	Dear Significant Other
DSO	Director of Site Operations (FEMA)
DSO	Dobbertin Surface Orbiter
DSO	Division of Security Operations (Office of Research Services; US NIH)
DSO	Development System Office
DSO	Detailed Secondary Objective
DSO	Data Set Optimizer
DSO	Dynamic Sound-Stage Organiser
DSO	Dam Safety Officer (USACE)
DSO	Division Security Officer
DSO	Database for Solar Observatories (Naples, Italy)
DSO	Detailed Science/Supplementary Objective
DSO	Defense Systems Operations (US government)
DSO	Delayed Service Order
DSO	domestic support operation (US DoD)
DSO	Discrete Stochastic Optimization
DSO	Dover Symphony Orchestra (Dover, DE)
DSO	Dulwich Symphony Orchestra (UK)
DSO	Disulphide Oil
DSO	Discovery System Online
DSO	Deputy Supply Officer (Royal Australian Navy)
DSO	Distance Spectrum Optimized
DSO	Digital Sampling Oscillator
DSO	Denora Southern Railroad
DSO	Director of Staff Office
DSO	Desktop Services Organization
DSO	Dropsonde Systems Operator (USAF Hurricane Hunter aircrew meteorological member)
DSO	Double Socket Outlet (unswitched)
DSO	Distributed System Online (IEEE)
DSO	Diablo Swing Orchestra (Swedish band)
DSO	Deathspell Omega (band)
DSO	Democratic Services Officer
DSO	Development Services Office (various locations)
DSO	De Standaard Online (Belgian newspaper)
DSO	Drug Safety Officer (various companies)