RSD
RSD stands for:
- Radio St. Helena Day , a day on which a shortwave transmitter broadcast on 11092.5 kHz from the island of St. Helena . The transmitter was active until November 14, 2009.
- Real Social Dynamics , a US pickup coaching company
- Rassemblement Social Démocrate , a political party in Niger, see Social Democratic Alliance
- Realschuldirektor , rank of headmaster of a Realschule
- Record Store Day , the international day of independent record stores
- Ředitelství silnic a dálnic ČR , the Directory of Roads and Highways of the Czech Republic
- Government school director , a promotion office in the school supervision service and in the school administration, see Gymnasiallehrer # Promotion
- Reich Security Service , an SS authority
- Relative standard deviation , relative standard deviation
- Retinal Scan Display , see Virtual Retinal Display
- Revolutionary Socialists of Germany , a resistance organization against National Socialism
- Rohde & Schwarz Germany , German electronics group, see Rohde & Schwarz
- Rossijskije schelesnyje dorogi (also RŽD), the state railway company of Russia
- Serbian Dinar (ISO-4217 Currency Code)
- Rock Sound International Airport (IATA code), Rock Sound Airfield (Bahamas) , Eleuthera , Bahamas
- Schifferstadt station (DS100 code)
