Musical interval (6)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">musical interval</span>' is the definition.<br/ ><span class="explanation-format__explanation">(octave is a kind of musical interval)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for octave that I've seen before include "Interval of 12 semitones" , "Musical range" , "Series of eight consecutive musical notes" , "Interval from one C to the next C" , "Eight consecutive notes on music scale" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">musical interval</span>' is the definition.<br/ ><span class="explanation-format__explanation">(third is a kind of musical interval)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for third that I've seen before include "Musical interval" , "Next after second" , "Less than half, rather" , "Tertiary" , "33 per cent" .)