equal temperament(redirected from Equal division of the octave)
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Modification of the intervals of just intonation in the tuning of instruments of fixed intonation to permit harmonic modulation. It allows one to modulate to or play in any of the 12 major or 12 minor keys.
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|Noun||1.||equal temperament - the division of the scale based on an octave that is divided into twelve exactly equal semitones; "equal temperament is the system commonly used in keyboard instruments"|
temperament - an adjustment of the intervals (as in tuning a keyboard instrument) so that the scale can be used to play in different keys