SAR or Sar may refer to:
Places Sar (river), Galicia, Spain Sar, Bahrain, a residential district Sar, Iran (disambiguation), several places in Iran Sar, Tibet, Tibet Autonomous Region of China Šar Mountains, in southeastern Europe Sark, a Channel Island, IIGA country code Special administrative regions of China (Hong Kong and Macau) Syrian Arab Republic, sometimes abbreviated as SAR, the official name of Syria
Business and finance Parabolic SAR (stop and reverse), a method of technical stock analysis Saudi Arabian riyal, currency code SAR Stock appreciation right, an employee reward
Computing sar (Unix) (system activity report), a Unix/Linux performance report utility Segmentation and reassembly, in data networks Service Archive or SAR, a file format related to JAR Shift Arithmetically Right (SAR), an x86 instruction Storage Aspect Ratio of a digital image
Law enforcement Search and rescue Nationwide Suspicious Activity Reporting Initiative, US Suspicious activity report, by a financial institution to an authority
Science Medicine, psychology, and biology SAR (clade) (Stramenopiles, Alveolates, and Rhizarians supergroup), a clade within the eukaryotes Scaffold/matrix attachment region or scaffold-attachment region, DNA sequences Sexual Attitude Reassessment Specific absorption rate, of RF energy by the human body Structure–activity relationship, of biological effect of a molecule Systemic acquired resistance, of a plant to a pathogen
Science and technology Sar (astronomy), 9 years 5 days, a period separating eclipses or half a saros SAR 21, Singapore Assault Rifle 21st century SAR-87 (Sterling SAR-87), 1980s military assault rifle IPCC Second Assessment Report, 1995 report on climate change Semi-automatic rifle Sodium adsorption ratio, an irrigation water quality parameter Spent Acid Regeneration of sulfuric acid Submarine Advanced Reactor program of USS Triton Successive Approximation Register of a successive-approximation ADC Synthetic-aperture radar, imaging radar
Organizations SAR Academy, yeshiva in Riverdale, New York, US SAR High School, the high school of SAR Academy SAR Records, an American record label Scholars at Risk, a network supporting academic freedom School for Advanced Research in anthropology and related fields, Santa Fe, New Mexico, US Sigma Alpha Rho, a high school fraternity, Philadelphia, Pennsylvania, US Society for Artistic Research Sons of the American Revolution, US organisation
Railways Saudi Arabia Railways, national railway company of Saudi Arabia Savage Alberta Railway, Alberta, Canada, reporting mark South African Railways, now part of Transnet Freight Rail South Australian Railways, 1854–1978
Military Sandfontein Artillery Regiment, an artillery regiment of the South African Army State Artillery Regiment, an artillery regiment of the South African Army
Other uses Sar (surname) Sar, an uthra (angel) in Mandaeism Sar language, a Bongo–Bagirmi language of southern Chad Sample of Anonymised Records, based on the UK population census Special administrative region, territorial entity designation Student Aid Report, sent to applicants of U.S. federal financial aid for college Subject access request, in data protection law Super Animal Royale, a 2021 video game developed by Pixile Studios
See also Saar (disambiguation) SARS (disambiguation)