Part of a church near the altar (7)
I believe the answer is:
chancel
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">part of a church near the altar</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for chancel that I've seen before include "Part of church near altar" , "Where to see choir" , "space for choir" , "where choir sits" , "church, partly" .)