QZ stands for:

  • Indonesia AirAsia, Indonesian airline ( IATA code )
  • Quarter of the number (1, 2, 3 or 4), identified a quarter
  • QZ algorithm, numerical method for the solution of the generalized eigenvalue problem
  • Quality and reliability, leading German journal in quality management

QZ as distinguishing signs on license plate:

  • Belgium: small trailer with number plates
  • Disambiguation
  • Abbreviation