noun
- In music, the octave below the lowest note of a standard musical range; notes in the lowest register of an instrument or voice.
Usage: music; technical; plural form
Examples
- The organ's contraoctaves produced deep, resonant tones that vibrated through the cathedral.
- Composers often use contraoctaves in orchestral arrangements to add weight and depth to the bass section.
- The piano's contraoctaves extend the instrument's range into the lowest frequencies.
- In electronic music, contraoctaves are frequently synthesized to create powerful sub-bass effects.