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octave (EN)
существительное

существительное “octave”

ед. octave, мн. octaves
  1. октава
    When she played the piano, her left hand stayed on middle C while her right hand moved up an octave.
  2. октава (в фехтовании)
    During practice, the coach emphasized the importance of mastering the octave to effectively block low attacks.
  3. октава (в католической церкви, день через неделю после праздника)
    The church held a special service on the octave of Easter, exactly one week after the main celebration.
  4. октава (в католической церкви, период восьми дней)
    The church celebrated the octave of Easter with special prayers and services each day for eight days.