QT is the abbreviation for:

  • Quantum theory, see quantum mechanics
  • QuickTime, developed by the company Apple multimedia architecture
  • QT syndrome, a rare life-threatening disease
  • Tampa Cargo, Colombian cargo airline ( IATA code )
  • QT interval, electrocardiogram during the time that elapses between the Q -wave in the ECG until the end of the T wave

Qt denotes:

  • Qt ( Library ), a software library for cross-platform programming

Qt is the abbreviation for:

  • Quart (unit), American Volume,
  • Disambiguation
  • Abbreviation