{{wiktionary|GR|gr|.gr}} '''GR''' may refer to: {{TOC right}} ==Arts and entertainment== {{seealso|#Digital arts devices|Ghost Rider (disambiguation)}} ===Film and television=== * ''Golmaal Returns'', a Hindi comedy film * ''Generator Rex'', an animated sci-fi series * Guilty Remnant, a fictional cult in ''The Leftovers'' (TV series)
===Music=== * ''Ghost Reveries'', a 2005 album by Opeth *Good Riddance (band), an American punk group
===Review websites=== * ''GameRevolution'', run by Mandatory * ''GamesRadar+'', run by Future plc * GoodReads, run by Amazon
===Video games=== * ''Tom Clancy's Ghost Recon'', a tactical shooter series * ''Gravity Rush'', an action role-playing video game
==Government and politics== * ''Georgius Rex'' (royal cypher: GR); see King George (disambiguation) ** George VI of the United Kingdom ** George V of the United Kingdom * Globalise Resistance, a British anti-capitalist group * Gonnema Regiment of the South African Army * Government relations, or lobbying * Government Resident, a diplomatic post
==Places== ===Country=== * Greece (ISO 3166/NATO:<code>GR</code>) ===Cities=== *Grand Rapids, Michigan *Grand Rapids, Minnesota
===Regions=== * Giurgiu County, Romania * Grisons, a Swiss canton (ISO:<code>CH-GR</code>) * Groningen (province), Netherlands (ISO:<code>NL-GR</code>) * Province of Grosseto, Tuscany, Italy
===Settlements=== * Garden Reach, Kolkata, West Bengal, India * Grand Rapids, Michigan, United States
==Science and technology== ===Biochemistry=== * Glucocorticoid receptor, a structure * Glutathione reductase, an enzyme
===Computing and Internet=== * .gr, Greece's top-level domain * Google Reader, a defunct RSS reader service * Graphics Resolution, a graphics mode for Apple II-family computers
===Digital arts devices=== * Ricoh GR digital cameras, a series of digital cameras manufactured by Ricoh ** Ricoh GR (large sensor compact camera), the current line of cameras in the GR series * GR series guitar synthesizers produced since 1977 by the Roland Corporation of Japan ===Geophysics=== * GR, METAR reporting code for hail {{nobr|≥ 5 mm}} in diameter * Gutenberg–Richter law, in seismology
===Mathematics=== * Galois ring, in abstract algebra * Gradian, in geometry * ''Gradshteyn and Ryzhik'', a calculus reference work * the Grassmannian, <math>\operatorname{Gr}_k(V)</math> * the associated graded ring, <math>\operatorname{gr}_I(R)</math>
=== Physics === * General relativity, Einstein's 1915 theory of gravity * Grashof number, in fluid dynamics
==Transport== ===Transport businesses=== *London North Eastern Railway, Britain (reporting mark: GR) * Aurigny Air Services, Guernsey (IATA designator: GR) * Gemini Air Cargo, Virginia, US (defunct IATA designator: GR) * Goodrich Corporation, an American tire and aerospace manufacturer * Toyota Gazoo Racing, a motorsports division
===Other transport uses=== * GR footpath, a class of long-distance trail in western Europe * Toyota GR engine, a petrol automotive engine series * Green Line (Washington Metro), United States Capital Region * Berliet GR, a range of heavy-duty trucks
==Other uses== *G.R., for General Register, when citing Supreme Court cases in the Philippines * Gabriel Richard High School, a private high school in Michigan * Golden Retriever, a type of dog breed * Grain (measure) (gr), a unit of mass * Greetings & Readings, an independent bookseller * Gwoyeu Romatzyh, a system of romanization for Chinese
==See also== {{canned search|gr|g-r}} * {{lookfrom}} * {{lookfrom|gr}} * {{intitle|g-r}} * {{intitle}} * GRS (disambiguation) * Ghost Rider (disambiguation) * JR (disambiguation) * RG (disambiguation) * G (disambiguation) * R (disambiguation) * GR1 {{disambiguation}}