Tar (disambiguation)

Tar may refer to:

* Tar, a viscous organic black liquid
* Tar (tobacco residue), the partially combusted particulate matter produced by smoking
* Tar (band), a 90s indie rock band
* Tar (drum), a drum from North Africa and the Middle East
* tar (file format) , an archive file format (extension .tar) and related command line program name, the "tape archiver"
* Tar (lute), a lute of Persian origin used in Iran and the Caucasus
* Tar River, a river in North Carolina
* "Tar" or "Jack Tar" is a synonym for sailor due to the coal tar that was used to waterproof wooden ships, and the fact sailors would be covered in it
* Black tar heroin, a cheap, unpurified form of heroin

TAR can refer to:

* TAR syndrome, Thrombocytopenia with Absent radius, a rare genetic disorder in which the radius bone is absent and blood clotting ability is greatly reduced
* IMI Tavor TAR-21, an Israeli assault rifle
* Teenage Republicans, high school members of the official arm of the U.S. Republican Party
* Tengku Ampuan Rahimah Hospital or General Hospital, a government tertiary hospital in the royal town of Klang, Selangor, Malaysia
* "The Amazing Race", a reality television program
* IPCC Third Assessment Report, a report by the Intergovernmental Panel on Climate Change
* Tibet Autonomous Region, a region of China consisting of most of traditional Tibet
* Tissue to Air Ratio, used in radiation therapy treatment system calibration
* Trans-Asian Railway, a UN project to create an integrated freight railway network across Europe and Asia
* Traumatic aortic rupture, an emergent injury in which the aorta is torn, usually after an impact
* Tunisair (ICAO: TAR), the flag carrier of Tunisia, an airline
* Tuanku Abdul Rahman, the first Yang di-Pertuan Agong of Malaysia
* Tunku Abdul Rahman, the first prime minister of Malaysia