Procedure part (4)
I believe the answer is:
step
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">procedure part</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 step that I've seen before include "A pace for pets" , "one stage of flight" , "Football" , "Indian garment" , "Ladder rung; pace" .)