Octavate

//ˈɒktəveɪt// noun, verb

Definitions

Noun
  1. 1
    octave (transfiguratively) rare

    "There is an octavate of odours as well as octavates of notes in music. Like the keys of instruments, certain odours coincide or blend."

Verb
  1. 1
    To sound one octave higher or lower.; To resonate or sound one octave higher or lower. intransitive

    "The string, originally divided, will continue for some time to “octavate”."

  2. 2
    To sound one octave higher or lower.; To span (at least) one octave in playing a musical instrument. intransitive

    "Ability to ornament, octavate, play chords and do some improvising."

  3. 3
    To sound one octave higher or lower.; To double the pitch of (a part of itself). rare, transitive

    "A 12-string doubles the octaves of only the lower four strings…. A doubled, capoed guitar “octavates up” the top two strings."

  4. 4
    To convert (the expression of a number) from denary to octal notation. rare

    "To octavate the number one hundred the reasoning is as follows. The square of eight goes into one hundred once with remainder thirty-six. This remainder contains eight to the first power four times with remainder four. Hence to express one hundred to the base 8 we write the digits 144 which in somewhat longer form may be put as 100 = 1×8² + 4×8 + 4."

Etymology

Etymology 1

First attested in 1922; formed as octav(e) + -ate (verb-forming suffix), in the musical sense after the French octavier.

Etymology 2

First attested in the 2000, from octave + -ate (noun-forming suffix).

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