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octave

octave

16 4.8
A musical interval where the higher note vibrates twice as fast as the lower
  • noun
  • /ˈɑːktɪv/
  • Specialized
translation icon : octava
  • In musical terms, an octave spans from one note to the same note in a higher pitch, such as from C to C.
  • octave frequency
  • third octave
  • octave band

Or I could bring him down the octave and give it a darker feel.

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Examples

  • Its range is from B an octave below middle C to C-sharp an octave above middle C.

    Academic text (1995)
  • Hearing the music at half the tempo and an octave lower can help the listener discern individual parts.

    Academic text (1999)
  • Why is your voice an octave lower?

  • You know your voice goes up an octave when you talk to her?

  • So, you really think it dropped an octave?

  • Or I could bring him down the octave and give it a darker feel.

  • Singing against the girls, the boys struggled to find the right octave for their own voices.

    Academic text (2008)
  • Its range is from the F two octaves below middle C to middle C.

    Academic text (1995)
  • Its range is from F below middle C to D two octaves above middle C.

    Academic text (1995)
  • Okay, so I need you to sing... an octave below where you've been singing.

Synonyms

musical octave
vsoctave
  • Specialized
3.6

The gap between two notes where the higher sounds like the same note at a higher pitch

is the standard definition focusing on note count and frequency doubling
ottava
vsoctave
  • Specialized
9.5

A musical sign that tells players to play notes one octave higher or lower

focuses only on the interval not on notation or performance instruction
octavarium
vsoctave
  • Archaic
9.9

A music idea about groups of eight notes like an octave

denotes the single interval of eight notes with the higher pitch doubled

Compounds

musical octave
  • Specialized
3.6

The gap between two notes where the higher sounds like the same note at a higher pitch

How Wide

octave
  • Specialized
16 4.8
fifth
  • Specialized
5.8
fourth
  • Specialized
1 4.4
interval
  • Specialized
2 5.7
semitone
  • Specialized
1 7.0
microtonal
  • Specialized
9.1
unison
  • Specialized
7 5.4

Surface Forms

octave singular
octaves plural

Etymology

Octave comes from the Latin octavus, which means 'eighth', and the root oct- means 'eight' just like in octagon. In music an octave spans eight notes and the top note is the same name but higher, so thinking 'eight' helps you remember the same note at a higher pitch.