RSD most often refers to: Serbian dinar, ISO 4217 code for the currency of the Republic of Serbia Reflex sympathetic dystrophy; see complex regional pain syndrome Rejection sensitive dysphoria in psychology

RSD may also refer to:

Science Redshift-space distortions in cosmology Repetitive stress disorder, another term for repetitive strain injury Regulator of sigma D, an anti-sigma factor in E. coli bacteria

Statistics Relative standard deviation Robust standard deviation

Technology Really Simple Discovery, an XML format describing some features of a blog service Remote sensing data Roller shutter door Retinal scanning display, another term for a virtual retinal display Recreational Software Designs, the developer of the game creation system Game-Maker

People Rahul Sharad Dravid, an Indian former cricketer and commentator Alias of Rob Smith (British musician), British electronic musician

Schools and school districts Rochester School for the Deaf, a school in Rochester, New York, USA Royal School Dungannon, a grammar school in Northern Ireland Reading School District in Reading, Pennsylvania Recovery School District - Louisiana Rhinelander School District in Rhinelander, Wisconsin Rochester City School District in Rochester, New York Rockwood School District in St. Louis County, Missouri Roosevelt School District in Phoenix, Arizona

Other uses Record Store Day, an annual celebration of independent record stores RSD-Gaskiya, or Social Democratic Rally, a political party of Niger Real Social Dynamics, a former US-based company specializing in teaching men how to meet and pick up women, employing Julien Blanc Reichssicherheitsdienst (Reich security service), SS bodyguard for Hitler and other high-ranking leaders of the Nazi regime Rock Sound International Airport, Bahamas (IATA code: RSD) Royalstar, a Chinese home appliance brand, also known as Rongshida or RSD