# DSS

DSS may refer to:

## Science and technology
### Biology and medicine

* Dejerine Sottas syndrome, genetic disorder a.k.a. Charcot-Marie-Tooth disease, type 3
* Dengue shock syndrome
* Disease-specific survival
* Dextran sulphate sodium, a chemical used experimentally to induce colitis in rodents
* Dioctyl sodium sulfosuccinate, a lubricant, laxative, and pesticide
* Dimethyl-silapentane-sulfonate, chemical compound used in spectroscopy for calibration
* Disuccinimidyl suberate, a biochemical tool used as protein cross-linking agent

### Technology

* Deep Space Station, an antenna station in any of Deep Space Communication Complexes, part of the Deep Space Network.
* Digital Satellite Service, digital satellite television transmission system used by DirecTV
* Digitized Sky Survey, a digital version of several photographic atlases of the night sky
* Direct-Sequence Spreading, another term for direct-sequence spread spectrum
* Drahtseilbahn Schwyz–Stoos, funicular railway in Switzerland
* Dynamic Spectrum Sharing, at technique for the coexistence of 4G and 5G mobile standards.

#### Computing

* Darwin Streaming Server, the open source equivalent of QuickTime Streaming Server
* Decision support system, information system that supports business or organizational decision-making activities
* Digital Signature Services, OASIS standard XML-based request/response protocols
* Digital Signature Standard, which uses the Digital Signature Algorithm
* Digital Speech Standard, a format of audio file
* Digital Subscriber System ISDN, signalling standards:
** Digital Subscriber System No. 1, a digital signalling protocol (D channel protocol) used for the ISDN
** Digital Subscriber System No. 2, as the successor to DSS1, is also a digital signalling protocol (D channel protocol) used for the B-ISDN

## Government and politics
### United States

* Defense Security Service, an agency in the U.S. Department of Defense
* Department of Social Services, another name for Child Protective Services, a government agency in several states
* Diplomatic Security Service, an agency in the U.S. Department of State
* Director of Selective Service of the Selective Service System, as in the widely used "Draft Card" in the U.S. during World War II, officially known as DSS Form 1 Registration Card
* Domestic Security Section, part of the Criminal Division of the U.S. Department of Justice

### Elsewhere

* Directorate of State Security (Drejtoria e Sigurimit të Shtetit), Albanian domestic security agency during the Hoxha and Alia dictatorship (1944-1991); dissolved in 1991
* Department of Social Security (Australia), defunct governmental agency in Australia
* Department of Social Services (Australia), a national government department in Australia
* Department of Social Security (United Kingdom), defunct governmental agency in the United Kingdom
* Demokratska Srpska stranka (Democratic Serb Party), a political party in Montenegro
* Democratic Party of Serbia (Demokratska stranka Srbije), a political party in Serbia
* United Nations Department for Safety and Security, a department of the UN dealing with the security and safety of its staff
* Department of State Services, Nigeria, formerly known as State Security Service (SSS), the domestic intelligence agency of Nigeria
* Department of State Security (Romania) known as Departamentul Securității Statului or Securitate (informally), secret police and the main repressive force in communist Romania.

## Schools and organizations

* The Dance School of Scotland, a dance school in Glasgow, Scotland - incorporated with Knightswood Secondary School
* Dansk Spejderkorps Sydslesvig, a Scout association of the Danish minority of Southern Schleswig, Germany
* Delta Secondary School (Delta, British Columbia), a school in Canada
* Dera Sacha Sauda, a non-profit social welfare and spiritual organization
* Direct Subsidy Scheme, a schooling system in Hong Kong

## Other

* Dead Sea Scrolls, ancient manuscripts discovered in caves on the shore of the Dead Sea
* Blaise Diagne International Airport, Diass, Senegal, by IATA code
* Design for Six Sigma (also abbreviated DFSS), a business management method
* Dizionario Storico della Svizzera, the Historical Dictionary of Switzerland (Italian)
* Duplex Stainless Steel, a steel with improved resistance to localized corrosion
* Demographic surveillance system - Periodic data collection system of a geographic area