Octave (disambiguation)

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An octave, in music, is the interval between one musical pitch and another with half or double its frequency.

'Octave' may also refer to:


  • GNU Octave, a program for performing numerical analysis, mostly compatible with MATLAB
  • OCTAVE, Operationally Critical Threat, Asset, and Vulnerability Evaluation framework developed by Carnegie Mellon and most commonly used in the defense industry.





  • Octave (electronics) a doubling or halving of frequency, in physics and engineering
  • "The Law of Octaves" is a concept from the history of the development of the Periodic Table of Chemical Elements (see John Newlands or Mendeleev)
  • an early term for octonion in algebra
  • GNU Octave is a high-level programming language, primarily intended for numerical computations


See also[edit]