counter

Advertisement - Continue reading below

Definition of "octave" []

  • Music The interval of eight diatonic degrees between two tones of the same name, the higher of which has twice as many vibrations per second as the lower. (noun)
  • Music A tone that is eight diatonic degrees above or below another given tone. (noun)
  • Music Two tones eight diatonic degrees apart that are sounded together. (noun)
  • Music The consonance that results when two tones eight diatonic degrees apart are sounded. (noun)
  • Music A series of tones included within this interval or the keys of an instrument that produce such a series. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "octave" in a sentence
  • "The same Mass has Dies Irae sung in octave alternation."
  • "Note also that an octave is the difference between a harmonic and the adjacent harmonic (the frequency of one octave up is 2x the frequency of the fundamental)."
  • "Dies Irae was sung in octave alternatim by 250 people to create a beauty of enormous power."