Song of joy (5)
I believe the answer is:
carol
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">song of joy</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for carol that I've seen before include "See 1" , "Joyful hymn" , "Girl's name; sing" , "Joyful religious song" , "Joyful song - girl's name" .)