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ATR may stand for:


  • Aircraft Type rating, an addition to a pilot's license which allows the pilot to serve as pilot-in-command of a particular aircraft type in commercial operations
  • ATR (aircraft manufacturer) an Italian-French aircraft manufacturer
    • ATR 42 twin-turboprop, short-haul regional airliner, 40-50 passengers, maiden flight 1984, over 400 delivered
    • ATR 72 twin-turboprop, short-haul regional airliner, seats up to 74, maiden flight 1988, over 400 delivered
  • Automatic Thrust Restoration, an aircraft system designed to prevent dangerously low thrust levels during ascent and landing which contributed to the crash of Scandinavian Airlines Flight 751



Science and technology

Other uses