DSD may refer to:

Medical and Research

* Detrusor sphincter dyssynergia, disorder of urination * Disorders of sex development, differences of sex differentiation * Definitive Screening Design, an experimental design for multiple variables

Technology

* Data structure diagram of a data model * Direct Stream Digital, Sony and Philips digital recording trademark *

Document Structure Description Document Structure Description, or DSD, is a schema language for XML, that is, a language for describing valid XML documents. It's an alternative to DTD or the W3C XML Schema. An example of DSD in its simplest form: This says that element named ...

, a schema language for describing valid XML

Organizations

* Defence Signals Directorate, an Australian intelligence agency * Department for Social Development *

Drainage Services Department The Drainage Services Department (DSD) is a department of the Hong Kong Government responsible for drainage and sewerage. Since 2007 it has been subordinate to the Development Bureau. Responsibilities The department is responsible for stormw ...

, Hong Kong *

Davis School District Davis School District is a school district serving Davis County, Utah, United States. Headquartered in the county seat of Farmington, it is the 61st largest school district in the United States and the 2nd largest school district in Utah with 72, ...

, Utah *

Delaware School for the Deaf Delaware School for the Deaf (DSD) is a public K–12 school located on East Chestnut Hill Road in Brookside, Delaware, United States; It has a Newark postal address. The Christina School District operates the school, but because it is state-funde ...

Government

* United States District Court for the District of South Dakota, abbreviation in case decisions * Downing Street Declaration, by UK PM and Irish Taoiseach * New Zealand Distinguished Service Decoration, a medal awarded by the New Zealand Defence Force

Media

* '' Do Something Different'', a British CBBC television show * DSD, a group on the album '' Thug Misses''

Other uses

* Defence Studies Department (King's College, London) * Deutsches Sprachdiplom (''German Language Diploma''), of the German Academic Exchange Service * Direct store delivery, without 3rd party distributor * Discover Scuba Diving program * Driver's Safety Device, or dead man's switch * Raindrop size distribution in rain, snow, etc... {{disambiguation