Path to the altar (5)
I believe the answer is:
aisle
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">path to the altar</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 aisle that I've seen before include "Passages between seating areas" , "Passageway in theatre" , "Here comes the bride" , "Passage between seating areas" , "Passage between blocks of chairs" .)