A Musical Interval of Eight Notes
This page is the CodyCross answer for the clue below from Apothecary, Group 1978, Puzzle 4 (Pharmacy of the Popes).
Question is: A Musical Interval of Eight Notes
and the answer is: OCTAVE
Word Meaning:
OCTAVE — (music) An interval of twelve semitones spanning eight degrees of the diatonic scale, representing a doubling or halving in pitch frequency.
Definitions from Wiktionary.