Perceive aurally (4)
I believe the answer is:
hear
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">perceive aurally</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 hear that I've seen before include "Pay attention" , "to judge" , "Listen to" , "Perceive sound" , "Get wind of" .)