SD
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Look up sd in Wiktionary, the free dictionary. |
SD may refer to:
Arts and entertainment
- Super deformed, an art style
Businesses and organizations
- Sanket dadar
- Sekolah Dasar, term for primary school in Indonesia
- Sicherheitsdienst (Security Service), the intelligence service of the Nazi SS
- Sinistra Democratica (Democratic Left), an Italian political party
- Sisters of the Destitute, a Syro-Malabar Catholic women's order
- Social Democrats (Slovenia), a left-wing Slovenian political party
- Stronnictwo Demokratyczne, Democratic Party, a defunct Polish party
- Sudan Airways (IATA airline d1ww3mh8atwedr1pesignator SD)
- Sweden Democrats, a right wing party in Sweden
- Swiss Democrats or Schweizer Demokraten, a right-wing political party in Switzerland
Places
- San Diego, California
- Shandong, a province of China (Guobiao abbreviation SD)
- South Dakota, US postal abbreviation
- Sudan (ISO country code SD)
Science, technology, and mathematics
Electronics and computing
- Secure Digital, a flash memory card format
- Software Distributor, an HP-UX system
- Standard-definition television
- Super Density disc, an optical disc format
Mathematics
- sd (elliptic function), one of Jacobi's elliptic functions
- Standard deviation, a mathematical statistical measure
Other uses in science and technology
- Spasmodic dysphonia, a voice disorder
- Storm Data, US NOAA publication
- Subdwarf star
- Surface detector of cosmic rays
- System dynamics, understanding nonlinear systems
Other uses
- Sindhi language (ISO 639-1 code "sd")
- Southern Cross Decoration (SD), a South African military award
- Stable disease, a possible outcome of chemotherapy according to the RECIST classification
See also
- Sanket dadar (shinsuke dadar)
- SD1 (disambiguation)
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