Definition of the Latin term octavus in music:

  1. eighth (ordinal number)
  2. octave (interval of eight degrees)
  3. octave (the note an octave above the tonic of a scale or the root of a chord)
  4. octave (the range of pitches between a note and another note of double frequency)
  5. octave (instruction to play an octave higher or lower than written, usually indicating to play an octave higher)
  6. the eighth voice in vocal polyphony
Language
Latin
Singular
octavus (m)octava (f)octavum (n)
Plural
octavi (m)octavae (f)octava (n)

Music scores that include octavus:

Latin musical terms related to octavus:

  • duodecima – twelfth (interval of twelve degrees, equal to an o...
  • hemitonium – half step, semitone
  • nonus – ninth (ordinal number)...
  • quartus – fourth (ordinal number)...
  • quintus – fifth (ordinal number)...
  • semitonium – half step (American English), semitone (British En...
  • septimus – seventh (ordinal number)...
  • sextus – sixth (ordinal number)...
  • spatium – space (between the lines of the staff)...
  • tertius
  • tritonus – tritone (interval of six half steps, enharmonic wi...
  • unisonus – unison (interval of 1 degree)...