Look up gem in Wiktionary, the free dictionary.

A gem, or gemstone, is a cut rock or mineral.

Gem or GEM may also refer to:

Arts, entertainment and media

Fictional characters

• Gem Reeves, in Neighbours
• Gem, in Star Trek's "The Empath"
• Gem, in Tron: Legacy
• Gem, in Power Rangers RPM
• Gems, aliens in Steven Universe
• Gems, in Land of the Lustrous

Music

• GEM (band), a Japanese idol girl group
• Gem (American band), with Doug Gillard
• Gem (Dutch band), a rock band
• G.E.M. (Gloria Tang Sze-wing, born 1991), a Chinese singer-songwriter
  • G.E.M. (EP), 2008
• Gem (album), by Beni Arashiro, 2007
• "The Gem", a song by Priestess from the 2009 album Prior to the Fire

Other uses in arts, entertainment and media

• "Gem", a 2006 episode of TV series The Inside
• The Gem, an early 20th-century British story paper
• Gem Theater, Deadwood, South Dakota, U.S., a 19th-century saloon
• Gem Theatre, Detroit, Michigan, U.S. Historic Place
• Gem TV (disambiguation), the name of several broadcasters

Businesses and organisations

• GEM Motoring Assist, a British road safety and breakdown recovery organisation
• G. E. M. Membership Department Stores, a chain of discount stores in the U.S. and Canada
• Global Electric Motorcars, an American manufacturer of low-speed vehicles
• GEM, musical instruments by Generalmusic
• Global Earthquake Model, a public–private partnership to develop risk assessment software
• Gordon–Evernham Motorsports, a NASCAR Busch Series race team
• Grenoble École de Management, a French graduate business school

People

• Gem Archer (born 1966), English musician
• Harry Gem (1819–1881), English lawyer, soldier, writer and sportsman

Places

United States

• Gem, Kansas
• Gem County, Idaho
• Gem, Indiana
• Gem, Ohio
• Gem, Texas
• Gem, West Virginia
• Gem Glacier, Glacier National Park, Montana
• Gem Valley, Idaho
• Gem Lake (Flathead County, Montana)
• Lake Gem (Florida)

Elsewhere

• Gem, Alberta, Canada
• Gem Lake (Vancouver Island), British Columbia, Canada
• Gem Constituency, Kenya

Science and technology

• GEM (gene), GTP-binding protein
• Gem, a format of the RubyGems package manager for Ruby
• Gem, codename for the PlayStation Move controller
• Gem, the game engine of Best Way
• GEM of Egypt, a power shovel used for strip mining
• Geminal, in chemistry
• Gemini (constellation), in astronomy
• Gas electron multiplier, a type of gaseous ionization detector
• German equatorial mount, for astronomical telescopes and cameras
• GEM (desktop environment) (Graphics Environment Manager), a software operating environment from Digital Research
• GEM, a compiler backend created for DEC MICA and later used in OpenVMS and Tru64.
• Graphics Environment for Multimedia, graphics software
• Global Environmental Multiscale Model, a meteorological forecasting system
• Globally Executable MHP, a DVB specification for TV
• Graphics Execution Manager, video software
• Graphite-Epoxy Motor, a series of solid rocket boosters
• Gravitoelectromagnetism, formal analogies between the equations for electromagnetism and relativistic gravitation
• Gyrokinetic ElectroMagnetic, a plasma turbulence simulation
• SECS/GEM, semiconductor's equipment interface protocol for equipment-to-host data communications

Transportation and military

• Gem (automobile), by the Gem Motor Car Company 1917–1919
• Rolls-Royce Gem, a helicopter engine
• Gem 4/4, a Rhaetian Railway locomotive class
• USS Gem (SP-41), a U.S. Navy patrol vessel 1917-1919

Other uses

• Gem (moth), of the family Geometridae
• Billbergia 'Gem', a hybrid cultivar
• Gem, the commonest paper clip design
• Gender Empowerment Measure, an index designed to measure of gender equality
• Generalized Expertise Measure, a psychometric measure of expertise
• Global Entrepreneurship Monitor, a research project into entrepreneurial activity
• Grand Egyptian Museum, or the Giza Museum, a planned museum of artifacts of ancient Egypt
• Growth Enterprise Market, a board of the Stock Exchange of Hong Kong