octave

Etymology
From. .

Noun

 * 1)  An interval of twelve semitones spanning eight degrees of the diatonic scale, representing a doubling or halving in pitch frequency.
 * 2)  The pitch an octave higher than a given pitch.
 * The bass starts on a low E, and the tenor comes in on the octave.
 * 1)  A coupler on an organ which allows the organist to sound the note an octave above the note of the key pressed (cf sub-octave)
 * 2)  A poetic stanza consisting of eight lines; usually used as one part of a sonnet.
 * 3)  The eighth defensive position, with the sword hand held at waist height, and the tip of the sword out straight at knee level.
 * 4)  The day that is one week after a feast day in the Latin rite of the Catholic Church.
 * 5)  An eight-day period beginning on a feast day in the Latin rite of the Catholic Church.
 * 6) * 1870, The Night Hours of the Church, trans. Rev. J. M. Neale
 * Of an Octave the Office is said. or at least commemorated, (when any Sunday or Feast intervene), for eight successive days.
 * 1) A small cask of wine, one eighth of a pipe.
 * 2)  An octonion.
 * 3)  Any of a number of coherent-noise functions of differing frequency that are added together to form Perlin noise.
 * 4)  The subjective vibration of a planet.
 * 1)  An eight-day period beginning on a feast day in the Latin rite of the Catholic Church.
 * 2) * 1870, The Night Hours of the Church, trans. Rev. J. M. Neale
 * Of an Octave the Office is said. or at least commemorated, (when any Sunday or Feast intervene), for eight successive days.
 * 1) A small cask of wine, one eighth of a pipe.
 * 2)  An octonion.
 * 3)  Any of a number of coherent-noise functions of differing frequency that are added together to form Perlin noise.
 * 4)  The subjective vibration of a planet.

Abbreviations

 * P8

Translations

 * Afrikaans: oktaaf
 * Armenian:
 * Bulgarian: октава
 * Catalan:
 * Chinese:
 * Mandarin:
 * Czech:
 * Danish:
 * Dutch:
 * Esperanto: oktavo
 * Faroese: oktavur
 * Finnish:
 * German:
 * Greek:
 * Hungarian:
 * Icelandic: áttund
 * Italian:
 * Japanese: ,
 * Norwegian:
 * Bokmål: oktav
 * Nynorsk: oktav
 * Pannonian Rusyn: октава
 * Polish:
 * Portuguese:
 * Romanian:
 * Russian:
 * Scottish Gaelic: ochdad
 * Serbo-Croatian:
 * Spanish:
 * Swedish:


 * Catalan:
 * Chinese:
 * Mandarin:
 * Japanese:
 * Portuguese:
 * Russian:
 * Scottish Gaelic: ochdad
 * Serbo-Croatian:
 * Spanish:


 * Portuguese:


 * Catalan: capvuitada
 * Portuguese:


 * Catalan:, vuitada
 * Dutch:

Adjective

 * 1)  Consisting of eight; eight in number.

Adjective

 * 1) eighth