CSR may refer to:

Biology and chemistry

  • Central serous retinopathy, a visual impairment
  • Cheyne–Stokes respiration, an abnormal respiration pattern
  • Child sex ratio, ratio between female and male births
  • Class switch recombination, a process that changes the constant region of an immunoglobulin
  • Clinical study report, on a clinical trial
  • Combat stress reaction, a condition also known as shell shock or battle fatigue
  • C-S-R Triangle theory, an application of the universal adaptive strategy theory to plant biology in which strategies are competitor, stress tolerator, and ruderal
  • Chemical shift reagent, for improved chemical shift dispersion in NMR spectroscopy

Computers

  • Certificate signing request, in computer security
  • Command success rate, a measure of performance in computer speech recognition programs
  • Compressed sparse row, a storage format for a sparse matrix
  • Control/Status Register, a register in central processing units

Government

  • Chinese Soviet Republic, a short-lived state in 20th century China
  • Common Sense Revolution, a political movement in Ontario, Canada
  • Community service register, a type of police report in India
  • Comprehensive School Reform, a program administered by the U.S. Department of Education
  • Comprehensive Spending Review, a governmental process in the United Kingdom carried out by HM Treasury
  • Cost sharing reductions subsidy, until its elimination in 2017, a primary component of high-deductible health plans under the U.S. Patient Protection and Affordable Care Act (often referred to as Obamacare)
  • Czechoslovak Republic, several historical states in Europe

Organizations

  • Center for Scientific Review, a center at the National Institutes of Health, US Department of Health and Human Services
  • Centre for Software Reliability, UK
  • Center for Strategic Research (Iran), a research governmental institute in Iran
  • <span lang="fr">Comités syndicalistes révolutionnaires</span>, a former a trade-unionist organization
  • CSR plc, formerly Cambridge Silicon Radio, a British silicon chip designer and software company
  • CSR Corporation Limited, a former Chinese manufacturer of locomotive and rolling stock
  • CSR Group, a Chinese railway equipment manufacturer
  • CSR (Australian company), an Australian industrial company, formerly known as Colonial Sugar Refining Company
  • Cutch State Railway, a former Indian railway company

Psychology

  • Cognitive science of religion, the study of religious thought and behavior from the perspective of the cognitive and evolutionary sciences
  • Cultic Studies Review, a journal on cults, psychology, and religion

Other

  • CSR 97.4FM, a radio station in Canterbury, UK
  • CSR Racing, a 2012 drag racing game for mobile platforms
  • CSR (group), a South Korean girl group
  • Team 18, an Australian V8 Supercar team
  • C Sports Racer, a class of racing cars
  • Cab Secure Radio, a radio telephone system used on UK railways
  • C. S. R. Anjaneyulu (1907–1963), an Indian actor
  • Canning Stock Route, the longest historic livestock route in the world
  • Corn Suitability Rating, a measure of soil quality commonly used in the state of Iowa, US
  • Certified shorthand reporter, a court reporter
  • Customer service representative, a job title in the service industry
  • Cherokee Scout Reservation, a Boy Scout camp in Caswell County, North Carolina
  • Cedarlands Scout Reservation, a Boy Scout camp in Long Lake, New York
  • Competition Success Review, a youth magazine published in India
  • Corporate social responsibility, a concept whereby businesses take responsibility for the impact of their activities
  • Complete spatial randomness
  • Czechoslovak Socialist Republic, which broke up in 1990