D defs.my
Entry 5 senses · 2 variants Webster, 1913

Octave

/äk'-tĭv/ · Oc·tave · IPA /ˈɑktɪv/
01 n. The eighth day after a church festival, the festival day being included; also, the week following a church festival.
  1. 1.
    The eighth day after a church festival, the festival day being included; also, the week following a church festival.
  2. 2.
    The eighth tone in the scale; the interval between one and eight of the scale, or any interval of equal length; an interval of five tones and two semitones.(Mus.)
  3. 3.
    The first two stanzas of a sonnet, consisting of four verses each; a stanza of eight lines.(Poet.)
    “With mournful melody it continued this octave.” Sir P. Sidney.
  4. 4.
    A small cask of wine, the eighth part of a pipe.
Phrases & compounds
Double octave — See under Double.
Octave flute — a small flute, the tones of which range an octave higher than those of the German or ordinary flute; -- called also piccolo. See Piccolo.
02 a. Consisting of eight; eight.
  1. 1.
    Consisting of eight; eight.