JET, Jet or Jets all have a wide variety of meanings: __NOTOC__

Scientific

• A jet is a stream of liquid or gas that can be mathematically characterized.
• In geology, jet (lignite) is a mineraloid (mineral like material)
• In meterology, a blue jet is a form of upper atmospheric lightning
• In meteorolgy, a jet is an electrical discharge that occurs high above the cumulonimbus cloud of an active thunderstorm.
• In astrophysics, a relativistic jet is a stream of fast-moving plasma emitted from an active galaxy. A similar phenomenon on a much smaller scale is a polar jet. These are emitted during star formation from either side of the accretion disk, along the two polar axes.
• In nuclear physics, a jet is a cone of hadrons
• In nuclear physics, the Joint European Torus is an experimental Nuclear fusion reactor.
• In mathematics, a jet (mathematics), jet bundle or spray (mathematics)
• In software engineering, Microsoft Jet Database Engine is now deprecated; the "Jet" stands for Joint Engine Technology

Aerospace

• Jet engine
• Jet aircraft
• Jet Airways, an airline based in India serving domestic and international routes

Water

• Waterjet

Music

• Jet, a hit rock music single on the 1973 album Band on the Run by Wings
• Jet-CD (also known as Jet), 1998's album by J-pop band, Puffy AmiYumi
• Jet (band), a rock band from Melbourne, Australia
• Jet (UK band), a glam rock band from England that recorded one eponymous album in 1975.
• The Jets, a family band from Minneapolis, Minnesota that does pop, R&B, dance and religious music, and had several hit singles in the 1980s
• The Jets (rock band), a 1970s rock band from Pekin, Illinois

Fiction

• Jet, a character from Wildstorm/DC Comics, and the daughter of Backlash. Another character by the name of Jet, a female one, exists in DC comics.
• Jet, a character from the Earth Kingdom forests in the TV series Avatar: The Last Airbender
• The Jets, one of the two important gangs in West Side Story
• JET TV, a television station in the Jadeworld station group
• Jet the Hawk, a video game character.
• Jet, a widely used and very famous drug in the Fallout 2 universe.
• Jet Fusion, a super spy who makes occassional appearances in the cartoon Boy Genius

Sport

• New York Jets, a professional American football team in the National Football League
• Newcastle United Jets, a professional soccer team in the Australian A-League competition
• Winnipeg Jets, a former professional hockey team in the World Hockey Association and National Hockey League
• Jet (Diane Youdale) was one of the stars of Gladiators

Culture

• Jet (slang)
• Jet, an African-American themed magazine
• Jet (brand), a filling station brand of ConocoPhillips
• A ZX Spectrum clone from Romania.
• The JET Programme - The Japan Exchange and Teaching Programme (teaching English)

Jet | Jet | Jet | ジェット