(music) Transposed by an octave.

(music) Of, pertaining to, or relating to an octave. / Proceeding by intervals of eight. / Octonary; expressed in base-8; octal, octonal.

(intransitive, of an instrument) To resonate or sound one octave higher or lower. / (intransitive, of a person) To span (at least) one octave in playing a musical instrument.

(rare) octave (transfiguratively)

plural of octavation

(music, rare, of an instrument) Altered to sound a pitch one octave lower than its usual range.

(music) Transposition by an octave. / (rare) Normalization of a numerical ratio by repeated multiplication or division by 2.

Third-person singular simple present indicative form of octavate

plural of octavate

(mathematics) Synonym of octic