Related to hearing (5)
I believe the answer is:
aural
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">related to hearing</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for aural that I've seen before include "To do with an ear or hearing" , "of air" , "Relating to sense of hearing" , "of the listener" , "Relating to the hearing organs" .)