SDR
SDR stands for:
- City Airline (ICAO code), Swedish airline
- Santander Airport (IATA code), commercial airport near Santander, Cantabria province, Spain
- Satellite digital radio , an activity of the standards organization ETSI
- Beat the Raab , an entertainment program
- Schutzverein Deutscher Rheder , the legal expenses insurer for most of the German shipping companies
- Sisters of the Divine Redeemer , (lat. Congregatio Sororum a Divino Redemptore, abbreviation: SDR), an order of women in the Roman Catholic Church and also known as "Niederbronn Sisters"
- SDR Sportscars , a former British car manufacturer
- Single Donor Red , erythrocyte donation
- Software defined radio
- Special Drawing Rights , an artificial currency unit of the IMF, German special drawing rights
- Memory data register, a register of a processor
- Standard Dimension Ratio , a key figure commonly used to classify plastic pipes, which shows the ratio between the outer diameter and the wall thickness of a pipe
- Standard Dynamic Range , description of film and image color spaces.
- Süddeutscher Rundfunk , was from 1949 to 1998 the state broadcaster for the northern part of Baden-Württemberg, more precisely for the area of the state of Württemberg-Baden , which existed until 1952
- Surveillance Detection Report , US secret government document
- Synchronous Dynamic Random Access Memory , simplifying SD-RAM
sdr stands for:
- Oraon Sadri (ISO-639-3 code), variety of Sadri (language) , Bihari language in East India