Rex or REX may refer to: *

Rex (title) The Latin title has the meaning of "king, ruler" (monarch). It is derived from Proto-Indo-European ''*h₃rḗǵs''. Its cognates include Sanskrit ''rājan'', Gothic ''reiks'', and Old Irish ''rí'', etc. Its Greek equivalent is (), "leader, rul ...

(Latin: king, ruler, monarch), a royal title ** King of Rome (Latin: Rex Romae), chief magistrate of the Roman Kingdom

Animals

Dogs

* Rex (Ronald Reagan's dog) * Rex (search and rescue dog), a dog that received a 1945 Dickin Medal for bravery

Other animals

* ''-rex'', a taxonomic suffix used to describe certain large animals *

Tyrannosaurus rex ''Tyrannosaurus'' () is a genus of large theropoda, theropod dinosaur. The type species ''Tyrannosaurus rex'' ( meaning 'king' in Latin), often shortened to ''T. rex'' or colloquially t-rex, is one of the best represented theropods. It live ...

, a large predatory cretaceous dinosaur * Rex (horse) or Rex the Wonder Horse, star of 15 Hollywood motion pictures * Rex rabbit, a breed of rabbit ** Rex mutation, a type of mutation affecting the fur of the rex rabbit ** One of at least three types of rabbit fur collectively known as "rex fur" * A category of domestic cat breeds, such as the Devon Rex

Computing and technology

REX prefix The VEX prefix (from "vector extensions") and VEX coding scheme are an extension to the IA-32 and x86-64 instruction set architecture for microprocessors from Intel, Advanced Micro Devices, AMD and others. Features The VEX coding scheme allows t ...

, used by the x86-64 instruction encoding * Rexx (originally named Rex), a computer programming language * REX, an audio file format; see REX2 * .rex (disambiguation), file extension used by Rexx scripts and REX2 audio files * REX 5000, a series of personal digital assistants * REX 6000, a series of personal digital assistants * Rex (software), a remote execution, configuration management and software deployment system * ''Rex'' (video game), a 1988 game for the ZX Spectrum and Amstrad CPC * REX OS, a real-time operating system developed by Qualcomm * Samsung REX, a series of affordable feature phones * REX, an abbreviation for " request to exit", a push-button or motion detector used for access control

Energy and fuels

* Rockies Express Pipeline, a natural gas pipeline built across the United States * Rex Energy, a defunct company engaged in natural gas exploration * Rex International Holding Limited, an oil and gas company headquartered in Singapore

Fictional characters

Film

* Rex Lewis, a character from ''G.I. Joe: The Rise of Cobra'' * Rex Manning, the former 80s pop idol in the 1995 film '' Empire Records'' * Rex (''Toy Story''), a toy dinosaur character from Disney/Pixar's ''Toy Story'' series * Rex, the sheepdog from the 1995 Academy Award-winning film '' Babe'' * Rex, a Tyrannosaurus Rex, a character in animated film '' We're Back! A Dinosaur's Story'' * Rex Kwon Do, a martial arts choreographer in the 2004 cult film '' Napoleon Dynamite'' * Rex, Lori's boss in the film '' Ted'' * Rex Motion Picture Company, was an early film production company in the United States from 1910 into 1917 * ''Rex'' (film), alternative name for ''Megan Leavey'', 2017

Animated television series

* Rex Banner, a one-time character in ''The Simpsons'' appearing in the episode "Homer vs. the Eighteenth Amendment" * Rex Raptor, a recurring character in the 4kids version of '' Yu-Gi-Oh!'' * Rex Salazar, the main title character from the animated show '' Generator Rex'' * Rex Stalker, character in the cartoon '' My Pet Monster'' * Rex, the title character in the claymation series '' Rex the Runt'' * Rex, a character in the Canadian animated series '' Animal Mechanicals'' * Captain Rex, the clone trooper captain who served as General Anakin Skywalker's second-in-command in the series ''Star Wars: The Clone Wars''

Live-action television series

* Rex Balsom, a character on the soap opera ''One Life to Live'' * Rex Brady, a character on the soap opera ''Days of Our Lives'' * Rex Buckland, a character in the series '' Charmed'' * Rex (police dog), a fictional character from the police drama television series ''Inspector Rex'' * ''Rex'' (Slovak TV series), a 2017 series based on the Austrian original * Rex Van de Kamp, a character in the series ''Desperate Housewives'' * Rex Britten, a character in the series ''Awake'' * Rex Powers, a dummy in the series '' Victorious'' * Rex, a canine character in the Canadian police procedural drama series '' Hudson & Rex'' * Rex Mohs, a character from '' Scott the Woz''

Other fiction

* Metal Gear REX, a mecha from the video game ''Metal Gear Solid'' *

Rex the Wonder Dog Rex the Wonder Dog is a fictional superhero dog in the DC Comics universe. Created in 1952 by Robert Kanigher of Wonder Woman fame and artist Alex Toth, Rex has sometimes been compared to Superman's dog Krypto, who was created three years later. W ...

, a DC Comics superhero dog * Rex Fury, one of the main antagonists from the video game '' Lego City Undercover'' * '' Rex Morgan, M.D.'', a comic strip and its title character * Rex, the main protagonist and player character from the video game '' Xenoblade Chronicles 2'' * Lord Rex, a super evolve Vivosaur character from the sequel video game '' Fossil Fighters: Champions'' * Rex Mason, a DC Comics superhero known as Metamorpho * Rex, a main character in the franchise '' Dinosaur King''

Music

* ''Rex'' (musical), a stage musical, with music by Richard Rodgers and lyrics by Sheldon Harnick * Rex (band), an alternative rock band * '' Rex (Live at the Fillmore)'', a 2008 album by Keller Williams, Keith Moseley and Jeff Austin * Rex Records (disambiguation), several record companies * Rex Orange County, an English recording artist and songwriter

People

* Rex (given name), for people with the given name * Rex (surname), for people with the surname * Rex (artist), American gay pornographic artist * Rex (singer), Li Xinyi (born 1998), Chinese singer and songwriter * Mad Dog Rex, professional wrestler from All-Star Wrestling

Places

* Rex, Georgia, an unincorporated community in the United States * Rex, North Carolina, a census-designated place in the United States * Rex River, Washington, United States * Mount Rex, an isolated mountain in Antarctica

Transportation

Air

* Dudek Rex, a Polish paraglider design * Rex Airlines, an Australian airline * The IATA airport code for the General Lucio Blanco International Airport in Reynosa, Mexico * Reporting name for the Kawanishi N1K Japanese Fighter

Land

* BMW i3 REx, range extender variant of the all-electric BMW i3 * Subaru Rex, a Japanese Kei car * Subaru Impreza WRX, a car referred to as "Rex" * Rex-Acme, a premier British motorcycle company of early 1900s, originally ''Rex'' * Rex (automobile) of Detroit, c. 1914 * Rex-Simplex and Rex, brand names used by the German company Hering & Richard which produced motor vehicles between 1901 and 1923

Sea

* SS ''Rex'', an Italian luxury ship, sunk by Allied bombers off the coast of Slovenia in 1944 * SS ''Rex'', a floating casino off the coast of Southern California from the late 1930s to the late 1940s, run by mobster Anthony Cornero

Other uses

* Rex (krewe), the Rex Organization, an old-line Mardi Gras krewe ** Rex, king of the New Orleans Mardi Gras Carnival * Rex Architecture P.C., an architecture and design firm based in New York City, United States * Rex 84, a plan by the United States to test their ability to detain large numbers of American citizens * Rex (chair), a foldable chair * Rex, the dinosaur mascot of the Calgary Dinos athletic teams at the University of Calgary * MP412 REX, a Russian handgun * REX, the Regents External Degree program, a former name of Excelsior College * Rex Book Store, a educational book publisher and bookstore chain in the Philippines * Rex Center, a former building in Lowell, Massachusetts * Oligosaccharide reducing-end xylanase, an enzyme * REX (New Horizons), a radio science experiment on the Pluto flyby space probe