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octave

noun
/ˈɒktɪv/UK/ˈɑktɪv/US

Etymology

From Latin octavus (“eighth”). Doublet of octavo, ochava, and oitava.

  1. derived from octavus — “eighth”

Definitions

  1. An interval of twelve semitones spanning eight degrees of the diatonic scale,…

    An interval of twelve semitones spanning eight degrees of the diatonic scale, representing a doubling or halving in pitch frequency.

    • The melody jumps up an octave at the beginning, then later drops back down an octave.
    • The singer was known for astounding clarity over her entire five-octave range.
    • The octave has a pitch ratio of 2:1.

  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.

  3. A coupler on an organ which allows the organist to sound the note an octave above the…

    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)

  4. ›+ 10 more definitions

    1. A poetic stanza consisting of eight lines

      A poetic stanza consisting of eight lines; usually used as one part of a sonnet.

      • With mournful melody it continued this octave.

    2. The eighth defensive position, with the sword hand held at waist height, and the tip of…

      The eighth defensive position, with the sword hand held at waist height, and the tip of the sword out straight at knee level.

      • If they always do a lateral parry quarte, and never a semicircular octave, that gives you an opening.

    3. The day that is one week after a feast day in the Latin rite of the Catholic Church.

      • It was extended to the entire Church by 1814, and then in 1913 the feast was transferred to September 15, the octave day of the Birth of Mary and the day after the Exaltation of the Cross.

    4. An eight-day period beginning on a feast day in the Latin rite of the Catholic Church.

      • 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.

    5. A small cask of wine, one eighth of a pipe.

    6. An octonion.

    7. Any of a number of coherent-noise functions of differing frequency that are added…

      Any of a number of coherent-noise functions of differing frequency that are added together to form Perlin noise.

    8. The subjective vibration of a planet.

      • Mercury then joins its higher octave and generous counterpart Jupiter early next week, and it opens gates of opportunity.

    9. Alternative form of octavate.

    10. Consisting of eight

      Consisting of eight; eight in number.

      • Boccace[…] is said to have invented the octave rhye

The neighborhood

Derived

augmented octave, contra-octave, diminished octave, great octave, interoctave, intraoctave, millioctave, multioctave, octaval, octavation, octave clef, octave coupler, octave flute, octave species, perfect octave, pseudo-octave, sesquioctave, subcontraoctave, suboctave, superoctave, tritave

Vish — recursive loop

A definitional loop anchored at octave. Each word in the ring is defined by the next; follow the chain far enough and it folds back on itself. Scroll to it and watch.

01octave02eight03figure04drawing05diagram06functor07contravariantly08contravariant09inversely10inversion

A definitional loop anchored at octave. Each word in the ring appears in the definition of the next; follow the chain far enough and it folds back on itself.

10 hops · closes at octave

curated · pre-corpus. live cycle detection across the full graph is the next major milestone.

sense glosses and etymology drawn from English Wiktionary · source · CC-BY-SA