GTO

GTO may refer to:

Science and technology

• A gate turn-off thyristor, a type of semiconductor device
• Geostationary transfer orbit, an intermediate orbit around the Earth
• Golgi tendon organ, a proprioceptive sensory receptor organ
• Gaussian-type orbital, a function use to represent an atomic orbital

Transport

• The station code of Gorton railway station in Greater Manchester, England
• Grand Touring Over, an International Motor Sports Association category for production cars
• Gran Turismo Omologato (Italian for 'Grand Touring Homologated'), a model name used on several grand tourer automobiles:
  • Ferrari 250 GTO
  • Ferrari 288 GTO
  • Ferrari 599 GTO
  • Pontiac GTO
  • Mitsubishi Galant GTO
  • Mitsubishi GTO

Entertainment

• GameTable Online, a website featuring online adaptations of many popular board and card games
• Great Teacher Onizuka, the manga, anime, live-action, and movie
• "G.T.O.", a 1964 single by Ronny & the Daytonas
• The GTOs (Girls Together Outrageously), a late 1960s "band" closely associated with Frank Zappa and featuring Pamela Des Barres
• Greater Than One, a techno husband and wife band formed in 1985
• "G.T.O.", a 1987 single by Sinitta
• GTO Records, a UK record label
• GTO, an Australian band

Other

• Geographic targeting order, an order issued by the United States Secretary of Treasury
• Ready for Labour and Defence of the USSR, the Soviet physical culture training programme
• Game Theory Optimal, a solution or strategy to a game theoretical problem