Rar

RAR or Rar may refer to: * Radial acceleration relation (RAR), a relation derived from studying the radial acceleration traced by rotation curves in galaxies *

Radio acoustic ranging Radio acoustic ranging, occasionally written as "radio-acoustic ranging" and sometimes abbreviated RAR, was a method for determining a ship's precise location at sea by detonating an explosive charge underwater near the ship, detecting the arriv ...

, a non-visual technique for determining a ship's position at sea * "rar", the ISO 639-2 code for the

Cook Islands Māori Cook Islands Māori is an Eastern Polynesian language that is the official language of the Cook Islands. Cook Islands Māori is closely related to, but distinct from, New Zealand Māori. Cook Islands Māori is called just Māori when there i ...

language *

RAR (file format) RAR is a proprietary archive file format that supports data compression, error correction and file spanning. It was developed in 1993 by Russian software engineer Eugene Roshal and the software is licensed by ''win.rar GmbH''. The name ''R ...

, a proprietary compressed archive file format in computer software *

Rarotonga International Airport Rarotonga International Airport () is the Cook Islands' main international gateway, located in the town and district of Avarua, Rarotonga, west of the downtown area on the northern coast. Originally built in 1944, the airport was expanded in ...

, Cook Islands, IATA code RAR *

Rarus In Greek mythology, Rarus (, ) or Rar (, ) was a son of Cranaus, eponym of the Rarian Field near Eleusis, and a possible father of Triptolemus by an unnamed daughter of Amphictyon. According to Suda, Rarus was the father of Celeus and through him ...

, or Rar, a figure in Greek mythology *

Retinoic acid receptor The retinoic acid receptor (RAR) is a type of nuclear receptor which can also act as a ligand-activated transcription factor that is activated by both all-trans retinoic acid and 9-cis retinoic acid, retinoid active derivatives of Vitamin A. ...

, a type of protein *

Rhodesian African Rifles The Rhodesian African Rifles (RAR) was a regiment of the Rhodesian Army. The ranks of the RAR were recruited from the black African population, although officers were generally from the white population. The regiment was formed in May 1940 in the ...

, a unit of the Rhodesian Army *

Rock Against Racism Rock Against Racism (RAR) was a political and cultural movement which emerged in 1976 in reaction to a rise in racist attacks on the streets of the United Kingdom and increasing support for the far-right National Front at the ballot box. Betwe ...

, a UK movement *

Rock am Ring and Rock im Park The (German for "Rock at the Ring") and ("Rock in the Park") festivals are two simultaneous rock music festivals held annually in Germany. While ''Rock am Ring'' takes place at the Nürburgring race track, ''Rock im Park'' takes place at the ...

, a German rock music festival *

Royal Australian Regiment The Royal Australian Regiment (RAR) is the parent administrative regiment for regular infantry battalions of the Australian Army and is the senior infantry regiment of the Royal Australian Infantry Corps. It was originally formed in 1948 as a t ...

, a unit of the Australian Army *

Ruger American Rifle The Ruger American Rifle is a family of budget-level hunting/ sporting bolt-action centerfire rifle made by Sturm, Ruger & Co., which also produces a line of rimfire rifles with similar designs called the Ruger American Rimfire. Design The Rug ...

, a line of centerfire bolt-action rifles * Grupo RAR, a Portuguese company *

WinRAR WinRAR is a trialware file archiver utility, developed by Eugene Roshal of win.rar GmbH. It can create and view archives in RAR or ZIP file formats, and unpack numerous archive file formats. To enable the user to test the integrity of archive ...

, RAR, and UNRAR computer software for compressed archive files * '' Ridotto Alpino Repubblicano'', Republican Alpine Redoubt (RAR), intended last stronghold of the Italian fascists at the end of World War II *

Rarh region ''Rarh region'' () is a toponym for an area in the Indian subcontinent that lies between the Chota Nagpur Plateau on the West and the Ganges Delta on the East. Although the boundaries of the region have been defined differently according to vari ...

, region in eastern India {{disambig